Explores & Explains

Directions

Explores & Explains I capture moments, explain science and history, and create videos on social and health issues.

02/18/2026

See how a slug moves! Did you know its eyestalks can regrow?

01/25/2026

āϝāĻžāύāĻŦāĻžāĻšāύ⧇ āϚ⧜āĻžāϰ āϏāĻŽā§Ÿ āĻŦāĻŽāĻŋ āĻšā§Ÿ? āφāĻĒāύāĻŋ āϜāĻžāύ⧇āύ āĻāϟāĻž āϕ⧇āύ āĻšā§Ÿ? āĻāϟāĻžāϰ āϤ⧀āĻŦā§āϰāϤāĻž āĻ•āĻŽāĻžāύ⧋āϰ āϜāĻ¨ā§āϝ āĻ•āĻŋāϛ⧁ āĻ•āϰāĻž āϝāĻžā§Ÿ?

āĻāĻ•āϜāύ āĻŽāĻžāύ⧁āώ⧇āϰ āĻļāϰ⧀āϰ⧇āϰ āύāĻŋāωāϰāύāϗ⧁āϞ⧋āϕ⧇ āϝāĻĻāĻŋ āĻāĻ•āϟāĻžāϰ āĻĒāϰ āĻāĻ•āϟāĻž āϏāĻžāϜāĻžāύ⧋ āϝāĻžāϝāĻŧ, āϤāĻžāĻšāϞ⧇ āĻāϤāϟāĻžāχ āϞāĻŽā§āĻŦāĻž āĻšāĻŦ⧇ āϝ⧇ āϤāĻž āĻĻāĻŋāϝāĻŧ⧇ āĻĒ⧃āĻĨāĻŋāĻŦā§€āϕ⧇ āĻŦāĻšā§āĻŦāĻžāϰ āϘāĻŋāϰ⧇ āĻĢ⧇...
01/23/2026

āĻāĻ•āϜāύ āĻŽāĻžāύ⧁āώ⧇āϰ āĻļāϰ⧀āϰ⧇āϰ āύāĻŋāωāϰāύāϗ⧁āϞ⧋āϕ⧇ āϝāĻĻāĻŋ āĻāĻ•āϟāĻžāϰ āĻĒāϰ āĻāĻ•āϟāĻž āϏāĻžāϜāĻžāύ⧋ āϝāĻžāϝāĻŧ, āϤāĻžāĻšāϞ⧇ āĻāϤāϟāĻžāχ āϞāĻŽā§āĻŦāĻž āĻšāĻŦ⧇ āϝ⧇ āϤāĻž āĻĻāĻŋāϝāĻŧ⧇ āĻĒ⧃āĻĨāĻŋāĻŦā§€āϕ⧇ āĻŦāĻšā§āĻŦāĻžāϰ āϘāĻŋāϰ⧇ āĻĢ⧇āϞāĻž āϝāĻžāĻŦ⧇! āĻāĻŽāύāĻ•āĻŋ āĻĒ⧃āĻĨāĻŋāĻŦā§€ āĻĨ⧇āϕ⧇ āϚāĻžāρāĻĻ āĻĒāĻ°ā§āϝāĻ¨ā§āϤāĻ“ āĻĒ⧌āρāĻ›āĻžāύ⧋ āϝāĻžāĻŦ⧇! āĻāϰāĻ•āĻŽ āĻĻāĻžāϰ⧁āĻŖ āϏāĻŦ āϤāĻĨā§āϝ āĻĒ⧇āϤ⧇ āĻĒ⧇āϜāϟāĻŋ āĻĢāϞ⧋ āĻĻāĻŋāϝāĻŧ⧇ āϰāĻžāϖ⧁āύ!

āύāĻŋāωāϰāύ āĻšāĻšā§āϛ⧇ āĻāĻ• āϧāϰāύ⧇āϰ āϕ⧋āώāĨ¤ āφāĻŽāĻžāĻĻ⧇āϰ āĻļāϰ⧀āϰ⧇ āĻĒā§āϰāĻžā§Ÿ ā§Žā§Ŧ āĻŦāĻŋāϞāĻŋāϝāĻŧāύ (ā§Žā§Ŧ,ā§Ļā§Ļā§Ļ,ā§Ļā§Ļā§Ļ,ā§Ļā§Ļā§Ļ) āĻāϰāĻ•āĻŽ āύāĻŋāωāϰāύ āφāϛ⧇!


If all the neurons in a human body were placed end to end, they would be so long that they could wrap around the Earth multiple times! They could even reach from the Earth to the Moon! Follow this page to get more amazing facts like this!

Neurons are a type of cell. There are approximately 86 billion (86,000,000,000) neurons in the human body!

āφāĻŽāĻžāĻĻ⧇āϰ āĻļāϰ⧀āϰ⧇ āĻ•āĻŋ āφāĻŽāϰāĻž āĻāĻ•āĻž?āĻāĻ•āĻĻāĻŽāχ āύāĻž! āφāĻŽāϰāĻž āφāϏāϞ⧇ āĻ…āĻ°ā§āϧ⧇āĻ• āĻŽāĻžāύ⧁āώ āφāϰ āĻ…āĻ°ā§āϧ⧇āĻ• āĻ…āϪ⧁āĻœā§€āĻŦ!āĻāĻ•āϜāύ āĻĒā§‚āĻ°ā§āĻŖāĻŦāϝāĻŧāĻ¸ā§āĻ• āĻŽāĻžāύ⧁āώ⧇āϰ āĻļāϰ⧀āϰ⧇ āύāĻŋāϜāĻ¸ā§āĻŦ āϕ⧋āώ āĻĨāĻžāĻ•...
01/22/2026

āφāĻŽāĻžāĻĻ⧇āϰ āĻļāϰ⧀āϰ⧇ āĻ•āĻŋ āφāĻŽāϰāĻž āĻāĻ•āĻž?

āĻāĻ•āĻĻāĻŽāχ āύāĻž! āφāĻŽāϰāĻž āφāϏāϞ⧇ āĻ…āĻ°ā§āϧ⧇āĻ• āĻŽāĻžāύ⧁āώ āφāϰ āĻ…āĻ°ā§āϧ⧇āĻ• āĻ…āϪ⧁āĻœā§€āĻŦ!

āĻāĻ•āϜāύ āĻĒā§‚āĻ°ā§āĻŖāĻŦāϝāĻŧāĻ¸ā§āĻ• āĻŽāĻžāύ⧁āώ⧇āϰ āĻļāϰ⧀āϰ⧇ āύāĻŋāϜāĻ¸ā§āĻŦ āϕ⧋āώ āĻĨāĻžāϕ⧇ āĻĒā§āϰāĻžāϝāĻŧ ā§Šā§­.⧍ āĻŸā§āϰāĻŋāϞāĻŋāϝāĻŧāύ (ā§Šā§­,⧍ā§Ļā§Ļ,ā§Ļā§Ļā§Ļ,ā§Ļā§Ļā§Ļ,ā§Ļā§Ļā§Ļ āϟāĻŋ)āĨ¤ āĻŽāϜāĻžāϰ āĻŦā§āϝāĻžāĻĒāĻžāϰ āĻšāϞ⧋, āφāĻŽāĻžāĻĻ⧇āϰ āĻļāϰ⧀āϰ⧇ āĻŦāϏāĻŦāĻžāϏāĻ•āĻžāϰ⧀ āĻŦā§āϝāĻžāĻ•āĻŸā§‡āϰāĻŋāϝāĻŧāĻž āĻŦāĻž āĻŽāĻžāχāĻ•ā§āϰ⧋āĻŦāĻžāϝāĻŧā§‹āĻŽā§‡āϰ āϏāĻ‚āĻ–ā§āϝāĻžāĻ“ āĻĒā§āϰāĻžāϝāĻŧ āĻāϰ āϏāĻŽāĻžāύ (ā§§:ā§§ āĻ…āύ⧁āĻĒāĻžāϤ⧇)āĨ¤

āφāĻĒāύāĻŋ āϝāĻĻāĻŋ āĻĒā§āϰāϤāĻŋ āϏ⧇āϕ⧇āĻ¨ā§āĻĄā§‡ ā§§āϟāĻŋ āĻ•āϰ⧇ āφāĻĒāύāĻžāϰ āĻļāϰ⧀āϰ⧇āϰ āϕ⧋āώ āĻ—ā§‹āύāĻž āĻļ⧁āϰ⧁ āĻ•āϰ⧇āύ, āϤāĻŦ⧇ āĻļ⧁āϧ⧁ āύāĻŋāĻœā§‡āϰ āϕ⧋āώ āϗ⧁āύāϤ⧇āχ āϏāĻŽāϝāĻŧ āϞāĻžāĻ—āĻŦ⧇ āĻĒā§āϰāĻžāϝāĻŧ ā§§ā§§,⧭⧝,ā§Ŧā§Ļā§Ļ āĻŦāĻ›āϰ! āφāϰ āϏāĻžāĻĨ⧇ āĻ…āϪ⧁āĻœā§€āĻŦāϗ⧁āϞ⧋ āϝ⧋āĻ— āĻ•āϰāϞ⧇ āĻāχ āϏāĻŽāϝāĻŧ āĻĻā§āĻŦāĻŋāϗ⧁āĻŖ āĻšāϝāĻŧ⧇ āϝāĻžāĻŦ⧇āĨ¤

āĻāχ āĻŸā§āϰāĻŋāϞāĻŋāϝāĻŧāύ āĻŸā§āϰāĻŋāϞāĻŋāϝāĻŧāύ āĻ…āϪ⧁āĻœā§€āĻŦ āφāĻŽāĻžāĻĻ⧇āϰ āĻšāϜāĻŽ āĻļāĻ•ā§āϤāĻŋ āĻŦāĻžāĻĄāĻŧāĻžāύ⧋ āĻĨ⧇āϕ⧇ āĻļ⧁āϰ⧁ āĻ•āϰ⧇ āϰ⧋āĻ— āĻĒā§āϰāϤāĻŋāϰ⧋āϧ āĻ•ā§āώāĻŽāϤāĻž āĻŦāϜāĻžāϝāĻŧ āϰāĻžāĻ–āϤ⧇ āϗ⧁āϰ⧁āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖ āĻ­ā§‚āĻŽāĻŋāĻ•āĻž āĻĒāĻžāϞāύ āĻ•āϰ⧇āĨ¤


Are we alone in our own bodies?

Not at all!

A human adult has about 37.2 trillion (37,200,000,000,000) human cells. Interestingly, the number of bacteria (microbiome) living in us is roughly the same, maintaining a near 1:1 ratio.

If you counted one cell per second, it would take you about 1,179,600 years just to finish counting your human cells. Add the microbes, and that time doubles!

These trillions of microbes are essential for digestion and immunity. You are as much "microbe" as you are "human."

āĻŽā§‡āϘ āĻĻ⧇āĻ–āϤ⧇ āφāĻ•āĻžāĻļ⧇ āĻ­āĻžāϏāĻŽāĻžāύ āϤ⧁āϞ⧋āϰ āĻŽāϤ⧋ āĻŽāύ⧇ āĻšā§Ÿ āϕ⧇āύ?ā§§) āĻŽā§‡āϘ āĻŽā§‚āϞāϤ āϕ⧋āϟāĻŋ āϕ⧋āϟāĻŋ āĻĒāĻžāύāĻŋāϰ āĻ•āĻŖāĻž āĻĻāĻŋā§Ÿā§‡ āϤ⧈āϰāĻŋāĨ¤ āĻāχ āĻĒāĻžāύāĻŋāϰ āĻ•āĻŖāĻžāϗ⧁āϞ⧋ āϖ⧁āĻŦāχ āϛ⧋āϟāĨ¤ āϏ⧂āĻ°ā§āϝ⧇...
01/21/2026

āĻŽā§‡āϘ āĻĻ⧇āĻ–āϤ⧇ āφāĻ•āĻžāĻļ⧇ āĻ­āĻžāϏāĻŽāĻžāύ āϤ⧁āϞ⧋āϰ āĻŽāϤ⧋ āĻŽāύ⧇ āĻšā§Ÿ āϕ⧇āύ?

ā§§) āĻŽā§‡āϘ āĻŽā§‚āϞāϤ āϕ⧋āϟāĻŋ āϕ⧋āϟāĻŋ āĻĒāĻžāύāĻŋāϰ āĻ•āĻŖāĻž āĻĻāĻŋā§Ÿā§‡ āϤ⧈āϰāĻŋāĨ¤ āĻāχ āĻĒāĻžāύāĻŋāϰ āĻ•āĻŖāĻžāϗ⧁āϞ⧋ āϖ⧁āĻŦāχ āϛ⧋āϟāĨ¤ āϏ⧂āĻ°ā§āϝ⧇āϰ āφāϞ⧋ āϝāĻ–āύ āĻāϏāĻŦ āĻ•āĻŖāĻžā§Ÿ āĻĒā§œā§‡, āϤāĻ–āύ āϤāĻž āϏāĻŦāĻĻāĻŋāϕ⧇ āĻ›ā§œāĻŋā§Ÿā§‡ āϝāĻžā§ŸāĨ¤ āĻāĻ•āĻžāϰāϪ⧇āχ āĻŽā§‡āϘāϕ⧇ āĻ†ā§ŸāύāĻžāϰ āĻŽāϤ⧋ āĻāĻ•āĻāϕ⧇ āĻŽāύ⧇ āύāĻž āĻšā§Ÿā§‡ āĻŦāϰāĻ‚ āύāϰāĻŽ āϏāĻžāĻĻāĻž āϤ⧁āϞāϰ āĻŽāϤ āĻĻ⧇āĻ–āĻžā§ŸāĨ¤

⧍) āĻŽā§‡āĻ˜ā§‡āϰ āϕ⧋āύ⧋ āĻļāĻ•ā§āϤ āϏ⧀āĻŽāĻžāύāĻž āύ⧇āχāĨ¤ āĻāϰ āϚāĻžāϰāĻĒāĻžāĻļāϟāĻž āϧ⧀āϰ⧇ āϧ⧀āϰ⧇ āφāĻ•āĻžāĻļ⧇āϰ āϏāĻžāĻĨ⧇ āĻŽāĻŋāĻļ⧇ āϝāĻžā§ŸāĨ¤ āĻāχ āĻāĻžāĻĒāϏāĻž āϏ⧀āĻŽāĻžāύāĻžāϰ āĻ•āĻžāϰāϪ⧇āχ āφāĻŽāĻžāĻĻ⧇āϰ āĻšā§‹āϖ⧇ āĻŽā§‡āϘāϕ⧇ āĻāϤ āϤ⧁āϞāϤ⧁āϞ⧇ āϞāĻžāϗ⧇āĨ¤

ā§Š) āĻāχ āĻĒāĻžāύāĻŋāϰ āĻ•āĻŖāĻžāϗ⧁āϞ⧋ āĻāϤāχ āϛ⧋āϟ āφāϰ āĻšāĻžāϞāĻ•āĻž āϝ⧇ āύāĻŋāϚ āĻĨ⧇āϕ⧇ āφāϏāĻž āĻ—āϰāĻŽ āĻŦāĻžāϤāĻžāϏ āĻāĻĻ⧇āϰāϕ⧇ āĻ“āĻĒāϰ⧇āϰ āĻĻāĻŋāϕ⧇ āϠ⧇āϞ⧇ āϰāĻžāϖ⧇āĨ¤

āĻĒā§āϰāĻ•ā§ƒāϤāĻŋāϰ āĻ…āĻĒā§‚āĻ°ā§āĻŦ āĻāĻ• āĻ•āĻžāϰāϏāĻžāϜāĻŋ!


Why do clouds look like floating pieces of cotton in the sky?

Clouds are made of billions of tiny water droplets. When sunlight hits these droplets, it scatters in every direction. This is why clouds look like soft white cotton instead of being shiny like a mirror.

Clouds don't have hard boundaries. Their edges gradually fade and mix into the sky. This blurry transition is what makes clouds look so fluffy to our eyes.

These water droplets are so small and light that warm air rising from the ground keeps pushing them upward.

A wonderful masterpiece of nature!

āϤāϰāĻŽā§āϜ āϞāĻžāϞ āϕ⧇āύ?āĻ•āĻžāϰāĻŖ āϞāĻžāχāϕ⧋āĻĒāĻŋāύ (Lycopene) āύāĻžāĻŽāĻ• āĻāĻ•āϟāĻŋ āĻĒā§āϰāĻžāĻ•ā§ƒāϤāĻŋāĻ• āϰāĻžā§āϜāĻ• āĻĒāĻĻāĻžāĻ°ā§āĻĨāĨ¤ āĻāϟāĻŋāχ āϤāϰāĻŽā§āϜāϕ⧇ āϞāĻžāϞ āϰāĻ‚ āĻĻ⧇āϝāĻŧāĨ¤ āϞāĻžāχāϕ⧋āĻĒāĻŋāύ āĻāĻ•āϟāĻŋ āĻ…ā§āϝāĻžāĻ¨ā§āϟ...
01/20/2026

āϤāϰāĻŽā§āϜ āϞāĻžāϞ āϕ⧇āύ?

āĻ•āĻžāϰāĻŖ āϞāĻžāχāϕ⧋āĻĒāĻŋāύ (Lycopene) āύāĻžāĻŽāĻ• āĻāĻ•āϟāĻŋ āĻĒā§āϰāĻžāĻ•ā§ƒāϤāĻŋāĻ• āϰāĻžā§āϜāĻ• āĻĒāĻĻāĻžāĻ°ā§āĻĨāĨ¤ āĻāϟāĻŋāχ āϤāϰāĻŽā§āϜāϕ⧇ āϞāĻžāϞ āϰāĻ‚ āĻĻ⧇āϝāĻŧāĨ¤ āϞāĻžāχāϕ⧋āĻĒāĻŋāύ āĻāĻ•āϟāĻŋ āĻ…ā§āϝāĻžāĻ¨ā§āϟāĻŋāĻ…āĻ•ā§āϏāĻŋāĻĄā§‡āĻ¨ā§āϟ āĻāĻŦāĻ‚ āĻāϟāĻŋ āφāĻŽāĻžāĻĻ⧇āϰ āϕ⧋āώāϕ⧇ āĻ•ā§āώāϤāĻŋ āĻĨ⧇āϕ⧇ āϰāĻ•ā§āώāĻž āĻ•āϰāϤ⧇ āϏāĻžāĻšāĻžāĻ¯ā§āϝ āĻ•āϰ⧇āĨ¤


Why is watermelon red?

Because of a natural pigment called lycopene. This antioxidant is what gives watermelon its red color. Lycopene helps protect our cells from damage.

01/15/2026

āĻāχ āϛ⧋āϟ āϛ⧋āϟ āĻ¸ā§āĻŦāĻšā§āĻ› āĻ—ā§‹āϞ āϜāĻŋāύāĻŋāϏāϗ⧁āϞ⧋ āϕ⧀ āϜāĻžāύ⧇āύ?

āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āĻĻ⧇āĻ–āĻž āϝāĻžāĻšā§āϛ⧇ āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ (Zebrafish) āĻāϰ āĻ­ā§āϰ⧂āĻŖâ€”āύāĻŋāώāĻŋāĻ•ā§āϤ āĻšāĻ“āϝāĻŧāĻžāϰ āĻĒā§āϰāĻžāϝāĻŧ ā§§ āĻĻāĻŋāύ āĻĒāϰ (1 dpf)āĨ¤ āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ āĻĻ⧇āĻ–āϤ⧇ āϏāĻžāϧāĻžāϰāĻŖ āĻāĻ•āϟāĻŋ āϛ⧋āϟ āĻŽāĻžāĻ› āĻšāϞ⧇āĻ“, āφāϧ⧁āύāĻŋāĻ• āĻŦāĻžāϝāĻŧā§‹āĻŽā§‡āĻĄāĻŋāĻ•ā§āϝāĻžāϞ āĻ—āĻŦ⧇āώāĻŖāĻžāϝāĻŧ āĻāϟāĻŋ āϖ⧁āĻŦāχ āϗ⧁āϰ⧁āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖāĨ¤

āϕ⧇āύ āĻŦāĻŋāĻœā§āĻžāĻžāύ⧀āϰāĻž āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻ•āϰ⧇āύ?

ā§§. āĻ¸ā§āĻŦāĻšā§āĻ› āĻ­ā§āϰ⧂āĻŖ
āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ⧇āϰ āĻ­ā§āϰ⧂āĻŖ āĻĒā§āϰāĻžāϝāĻŧ āĻĒ⧁āϰ⧋āĻĒ⧁āϰāĻŋ āĻ¸ā§āĻŦāĻšā§āĻ›āĨ¤ āϤāĻžāχ āϕ⧋āύ⧋ āĻ…āĻĒāĻžāϰ⧇āĻļāύ āĻ›āĻžāĻĄāĻŧāĻžāχ āĻŽāĻ¸ā§āϤāĻŋāĻˇā§āĻ•, āĻšā§ƒāĻĻāĻĒāĻŋāĻŖā§āĻĄ, āĻ¸ā§āύāĻžāϝāĻŧ⧁ āĻ“ āĻļāϰ⧀āϰ⧇āϰ āĻ—āĻ āύ āϕ⧀āĻ­āĻžāĻŦ⧇ āϤ⧈āϰāĻŋ āĻšāĻšā§āϛ⧇ āϤāĻž āϏāϰāĻžāϏāϰāĻŋ āĻĻ⧇āĻ–āĻž āϝāĻžāϝāĻŧāĨ¤

⧍. āϖ⧁āĻŦ āĻĻā§āϰ⧁āϤ āĻĄā§‡āϭ⧇āϞāĻĒāĻŽā§‡āĻ¨ā§āϟ āĻšā§Ÿ
āĻŽāĻžāĻ¤ā§āϰ ⧍ā§Ē–ā§Ēā§Ž āϘāĻŖā§āϟāĻžāϰ āĻŽāĻ§ā§āϝ⧇āχ āĻšā§ƒāĻĻāĻ¸ā§āĻĒāĻ¨ā§āĻĻāύ, āϰāĻ•ā§āϤ āϚāϞāĻžāϚāϞ āĻ“ āĻ¸ā§āύāĻžāϝāĻŧ⧁āϤāĻ¨ā§āĻ¤ā§āϰ āĻ¸ā§āĻĒāĻˇā§āϟ āĻšāϝāĻŧ⧇ āϝāĻžāϝāĻŧāĨ¤ āĻŽāĻžāύ⧁āώ⧇āϰ āĻ•ā§āώ⧇āĻ¤ā§āϰ⧇ āϝ⧇āϟāĻž āϏāĻĒā§āϤāĻžāĻš āϞāĻžāϗ⧇, āĻāĻ–āĻžāύ⧇ āϏ⧇āϟāĻž āĻ•ā§Ÿā§‡āĻ•āĻĻāĻŋāύ⧇āχ āĻĻ⧇āĻ–āĻž āϝāĻžāϝāĻŧāĨ¤

ā§Š. āĻŽāĻžāύ⧁āώ⧇āϰ āϏāĻžāĻĨ⧇ āϜāĻŋāύāĻ—āϤ āĻŽāĻŋāϞ āφāϛ⧇
āĻŽāĻžāύ⧁āώ⧇āϰ āĻĒā§āϰāĻžāϝāĻŧ ā§­ā§Ļ% āϰ⧋āĻ—-āϏāĻŽā§āĻĒāĻ°ā§āĻ•āĻŋāϤ āϜāĻŋāύ⧇āϰ āĻŽāĻŋāϞ āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ⧇āϰ āϏāĻžāĻĨ⧇ āϰāϝāĻŧ⧇āϛ⧇āĨ¤ āϤāĻžāχ āĻ•ā§āϝāĻžāĻ¨ā§āϏāĻžāϰ, āĻ¸ā§āύāĻžāϝāĻŧ⧁āϰ⧋āĻ—, āĻšā§ƒāĻĻāϰ⧋āĻ—, āϜāĻ¨ā§āĻŽāĻ—āϤ āĻ¤ā§āϰ⧁āϟāĻŋāϏāĻš āĻ…āύ⧇āĻ• āĻŦā§āĻŦāĻŋāώ⧟ āύāĻŋāϝāĻŧ⧇ āĻ—āĻŦ⧇āώāĻŖāĻžāϝāĻŧ āĻāĻĻ⧇āϰ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻ•āϰāĻž āĻšāϝāĻŧāĨ¤

āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āϕ⧀ āĻĻ⧇āĻ–āϛ⧇āύ?
āĻĒ⧇āĻŸā§āϰāĻŋ āĻĄāĻŋāĻļ⧇ (āĻāĻ• āϧāϰāύ⧇āϰ āĻ—ā§‹āϞāĻžāĻ•āĻžāϰ āĻĒā§āϞ⧇āϟ) āϰāĻžāĻ–āĻž ā§§ āĻĻāĻŋāύ āĻŦāϝāĻŧāϏ⧀ āĻœā§‡āĻŦā§āϰāĻžāĻĢāĻŋāĻļ āĻ­ā§āϰ⧂āĻŖ, āϝ⧇āĻ–āĻžāύ⧇ āĻ­āĻŦāĻŋāĻˇā§āĻ¯ā§Ž āĻŽāĻžāϛ⧇āϰ āĻļāϰ⧀āϰ⧇āϰ āύāĻ•āĻļāĻž āϤ⧈āϰāĻŋ āĻšāϤ⧇ āĻļ⧁āϰ⧁ āĻ•āϰ⧇āϛ⧇āĨ¤ āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϟāĻŋ āĻŽā§‹āĻŦāĻžāχāϞ āĻĢā§‹āύ⧇āϰ āĻ•ā§āϝāĻžāĻŽā§‡āϰāĻžā§Ÿ āϧāĻžāϰāύ āĻ•āϰ⧇āĻ›āĻŋāĨ¤

āϛ⧋āϟ āĻāĻ•āϟāĻŋ āĻŽāĻžāĻ›, āĻ•āĻŋāĻ¨ā§āϤ⧁ āĻŦāĻŋāĻœā§āĻžāĻžāύ⧇āϰ āϜāĻ¨ā§āϝ āĻāϰ āĻ…āĻŦāĻĻāĻžāύ āĻŦāĻŋāĻļāĻžāϞāĨ¤ āĻŦāĻĄāĻŧ āφāĻŦāĻŋāĻˇā§āĻ•āĻžāϰ⧇āϰ āϜāĻ¨ā§āϝ āϏāĻŦāϏāĻŽāϝāĻŧ āĻŦāĻĄāĻŧ āĻĒā§āϰāĻžāĻŖā§€ āĻĻāϰāĻ•āĻžāϰ āĻšāϝāĻŧ āύāĻž!


Do you know what these small, transparent, round objects are?

In this video, you are seeing zebrafish embryos about 1 day after fertilization (1 dpf). Although zebrafish look like small, ordinary fish, they are extremely important in modern biomedical research.

Why do scientists use zebrafish?

1. Transparent embryos
Zebrafish embryos are almost completely transparent. This allows scientists to directly observe how the brain, heart, nervous system, and body structures develop—without any surgery.

2. Very rapid development
Within just 24–48 hours, the heartbeat, blood circulation, and nervous system become clearly visible. What takes weeks in humans can be observed within just a few days in zebrafish.

3. Genetic similarity to humans
About 70% of human disease-related genes have counterparts in zebrafish. Because of this, zebrafish are widely used to study cancer, neurological disorders, heart diseases, congenital defects, and many other conditions.

What are you seeing in this video?
You are looking at 1-day-old zebrafish embryos placed in a Petri dish (a type of round laboratory plate), where the basic body plan of the future fish has already started to form. This video was recorded using a mobile phone camera.

A small fish, but a huge contribution to science. Big discoveries don’t always require big animals!

01/14/2026

āĻŽāĻšāĻžāĻ•āĻžāĻļ⧇ āĻœā§€āĻŦāύāϝāĻžāĻĒāύ āϕ⧇āĻŽāύ āĻšā§Ÿ?

āφāĻŽāĻŋ āĻŸā§‡āĻ•ā§āϏāĻžāϏ⧇āϰ āĻšāĻŋāωāĻ¸ā§āϟāύ āĻ¸ā§āĻĒ⧇āϏ āϏ⧇āĻ¨ā§āϟāĻžāϰ⧇ (Houston Space Center) āĻ—āĻŋā§Ÿā§‡āĻ›āĻŋāϞāĻžāĻŽāĨ¤ āϏ⧇āĻ–āĻžāύ⧇ āĻ¸ā§āĻĒ⧇āϏ āĻ¸ā§āĻŸā§‡āĻļāύ⧇āϰ āĻāĻ•āϟāĻŋ āĻŽāĻĄā§‡āϞ⧇āϰ āϭ⧇āϤāϰ⧇ āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϟāĻŋ āϧāĻžāϰāĻŖ āĻ•āϰ⧇āĻ›āĻŋāĨ¤ āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āĻĄāĻžāĻŽāĻŋ āĻŽāĻšāĻžāĻ•āĻžāĻļāϚāĻžāϰ⧀āĻĻ⧇āϰ āĻŦāĻŋāĻ­āĻŋāĻ¨ā§āύ āĻ•āĻžāϜ āĻ•āϰāϤ⧇ āĻĻ⧇āĻ–āĻž āϝāĻžāĻšā§āĻ›ā§‡â€”āϕ⧇āω āĻ­āĻžāϏāϛ⧇, āϕ⧇āω āĻ–āĻžāĻšā§āϛ⧇, āφāĻŦāĻžāϰ āϕ⧇āω āĻ—ā§‹āϏāϞ āĻ•āϰāϛ⧇āĨ¤ āĻāĻŽāύāĻ•āĻŋ āϤāĻžāĻĻ⧇āϰ āϘ⧁āĻŽāĻžāύ⧋āϰ āĻŦāĻŋāĻ›āĻžāύāĻžāĻ“ āĻāĻ–āĻžāύ⧇ āĻĻ⧇āĻ–āĻž āϝāĻžāĻšā§āϛ⧇āĨ¤

āĻĒ⧃āĻĨāĻŋāĻŦā§€āϤ⧇ āĻŽāĻžāĻ§ā§āϝāĻžāĻ•āĻ°ā§āώāĻŖ āĻŦāϞ⧇āϰ āĻ•āĻžāϰāϪ⧇ āĻĒ⧃āĻĨāĻŋāĻŦā§€ āϏāĻŦāĻ•āĻŋāϛ⧁ āύāĻŋāĻœā§‡āϰ āĻĻāĻŋāϕ⧇ āϟāĻžāύ⧇, āĻ•āĻŋāĻ¨ā§āϤ⧁ āĻŽāĻšāĻžāĻ•āĻžāĻļ āĻ¸ā§āĻŸā§‡āĻļāύ⧇ āϏāĻŦāĻ•āĻŋāϛ⧁ āĻ­āĻžāϏāϤ⧇ āĻĨāĻžāϕ⧇āĨ¤ āĻāχ āĻ•āĻžāϰāϪ⧇ āϤāĻžāĻĻ⧇āϰ āϏāĻžāϧāĻžāϰāĻŖ āĻ•āĻžāϜāϗ⧁āϞ⧋āĻ“ āϖ⧁āĻŦ āĻ…āĻĻā§āϭ⧁āϤāĻ­āĻžāĻŦ⧇ āĻ•āϰāϤ⧇ āĻšā§Ÿ:

ā§§. āϘ⧁āĻŽāĻžāύ⧋: āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āϝ⧇ āĻŦāĻŋāĻ›āĻžāύāĻž āĻĻ⧇āĻ–āϛ⧇āύ, āϤāĻž āφāĻŽāĻžāĻĻ⧇āϰ āϏāĻžāϧāĻžāϰāĻŖ āĻŦāĻŋāĻ›āĻžāύāĻžāϰ āĻŽāϤ⧋ āύ⧟āĨ¤ āĻŽāĻšāĻžāĻ•āĻžāĻļ⧇ āφāĻĒāύāĻŋ āĻļā§ā§Ÿā§‡ āĻĨāĻžāĻ•āϤ⧇ āĻĒāĻžāϰāĻŦ⧇āύ āύāĻž, āĻ•āĻžāϰāĻŖ āφāĻĒāύāĻŋ āĻ­āĻžāϏāϤ⧇ āĻĨāĻžāĻ•āĻŦ⧇āύāĨ¤ āϤāĻžāχ āĻŽāĻšāĻžāĻ•āĻžāĻļāϚāĻžāϰ⧀āĻĻ⧇āϰ āĻ¸ā§āϞāĻŋāĻĒāĻŋāĻ‚ āĻŦā§āϝāĻžāϗ⧇āϰ āϭ⧇āϤāϰ āĻĸ⧁āϕ⧇ āύāĻŋāĻœā§‡āĻĻ⧇āϰ āĻĻā§‡ā§ŸāĻžāϞ āĻŦāĻž āĻ›āĻžāĻĻ⧇āϰ āϏāĻžāĻĨ⧇ āĻŦ⧇āρāϧ⧇ āϰāĻžāĻ–āϤ⧇ āĻšā§Ÿ, āϝāĻžāϤ⧇ āϘ⧁āĻŽā§‡āϰ āĻŽāĻ§ā§āϝ⧇ āϤāĻžāϰāĻž āϭ⧇āϏ⧇ āĻ—āĻŋā§Ÿā§‡ āϕ⧋āĻĨāĻžāĻ“ āϧāĻžāĻ•ā§āĻ•āĻž āύāĻž āĻ–āĻžā§ŸāĨ¤

⧍. āĻ–āĻžāĻ“ā§ŸāĻž-āĻĻāĻžāĻ“ā§ŸāĻž: āϏ⧇āĻ–āĻžāύ⧇ āĻ–āĻžāĻŦāĻžāϰ āĻĒā§āϞ⧇āĻŸā§‡ āϰ⧇āϖ⧇ āĻ–āĻžāĻ“ā§ŸāĻž āϝāĻžā§Ÿ āύāĻž, āĻ•āĻžāϰāĻŖ āĻ–āĻžāĻŦāĻžāϰ āĻāĻŦāĻ‚ āĻĒāĻžāύāĻŋ āϏāĻŦāĻ•āĻŋāϛ⧁āχ āĻ­āĻžāϏāĻŦ⧇āĨ¤ āϤāϰāϞ āĻĒāĻĻāĻžāĻ°ā§āĻĨāϗ⧁āϞ⧋ āϛ⧋āϟ āϛ⧋āϟ āĻŦāϞ⧇āϰ āĻŽāϤ⧋ āϭ⧇āϏ⧇ āĻŦā§‡ā§œāĻžā§ŸāĨ¤ āϤāĻžāχ āϤāĻžāĻĻ⧇āϰ āĻŦāĻŋāĻļ⧇āώ āĻĒā§āϝāĻžāϕ⧇āĻŸā§‡ āĻļ⧁āĻ•āύ⧋ āĻ–āĻžāĻŦāĻžāϰ āĻŦāĻž āϟāĻŋāωāĻŦ āĻĨ⧇āϕ⧇ āĻ–āĻžāĻŦāĻžāϰ āϖ⧇āϤ⧇ āĻšā§Ÿ, āϝāĻžāϤ⧇ āϕ⧋āύ⧋ āϗ⧁āĻā§œā§‹ āĻŦāĻž āϤāϰāϞ āĻ›ā§œāĻŋā§Ÿā§‡ āύāĻž āĻĒā§œā§‡āĨ¤

ā§Š. āĻ—ā§‹āϏāϞ: āϏ⧇āĻ–āĻžāύ⧇ āϏāĻžāϧāĻžāϰāĻŖ āĻāϰāύāĻžā§Ÿ āĻ—ā§‹āϏāϞ āĻ•āϰāĻž āϝāĻžā§Ÿ āύāĻž, āĻ•āĻžāϰāĻŖ āĻĒāĻžāύāĻŋ āύāĻŋāĻšā§‡ āύāĻž āĻĒā§œā§‡ āĻ—āĻžā§Ÿā§‡ āϞ⧇āϗ⧇ āĻĨāĻžāϕ⧇ āĻŦāĻž āĻŦāĻžāϤāĻžāϏ⧇ āĻ­āĻžāϏāϤ⧇ āĻĨāĻžāϕ⧇āĨ¤ āϤāĻžāχ āϤāĻžāϰāĻž āϏāĻžāϧāĻžāϰāĻŖāϤ āĻŦāĻŋāĻļ⧇āώ āϭ⧇āϜāĻž āĻ¤ā§‹ā§ŸāĻžāϞ⧇ āĻāĻŦāĻ‚ āĻĒāĻžāύāĻŋ āĻļ⧁āώ⧇ āύ⧇āĻ“ā§ŸāĻžāϰ āĻ­ā§āϝāĻžāϕ⧁āϝāĻŧāĻžāĻŽ āϏāĻŋāĻ¸ā§āĻŸā§‡āĻŽ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻ•āϰ⧇ āύāĻŋāĻœā§‡āĻĻ⧇āϰ āĻĒāϰāĻŋāĻˇā§āĻ•āĻžāϰ āĻ•āϰ⧇āĨ¤


How is life in space?

I visited the Houston Space Center in Texas and recorded this video showing inside of a model space station. The video shows dummy astronauts performing various tasks—one is floating, one is eating, and another one taking shower. It even shows their sleeping setup.

The biggest challenge of living in space is "Microgravity" (or near-zero gravity). On Earth, gravity pulls everything down, but on the space station, everything floats. Because of this, even simple daily tasks have to be done very differently:

Sleeping: The bed you see in the video is not like a regular bed. In space, you cannot just "lie down" because you will float. Astronauts have to get into sleeping bags and strap themselves to a wall or ceiling so they don't float around and bump into things while sleeping.

Eating: It is impossible to eat off a plate there because food and water will float away. Liquids form small floating spheres. Therefore, they have to eat special dried food from packets or squeeze tubes to ensure no crumbs or liquids spread out.

Showering: They cannot take a regular shower because the water doesn't fall down; it sticks to the skin or floats in the air. Instead, they typically use special wet towels and vacuum systems to clean themselves.

āφāĻĒāύāĻŋ āĻ•āĻŋ āĻ•āĻ–āύ⧋ āϭ⧇āĻŦ⧇āϛ⧇āύ, āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧ āφāĻ•āĻžāĻļ āĻšāĻ āĻžā§Ž āĻ•āϰ⧇ āϕ⧇āύ āĻāϤ āϞāĻžāϞāĻšā§‡ āĻŦāĻž āϏ⧋āύāĻžāϞāĻŋ āĻšāϝāĻŧ⧇ āϝāĻžāϝāĻŧ?āĻāχ āĻ›āĻŦāĻŋāϗ⧁āϞ⧋ āĻ­āĻŋāĻ¨ā§āύ āĻ­āĻŋāĻ¨ā§āύ āĻĻāĻŋāύ⧇ āϤ⧁āϞ⧇āĻ›āĻŋ...
01/12/2026

āφāĻĒāύāĻŋ āĻ•āĻŋ āĻ•āĻ–āύ⧋ āϭ⧇āĻŦ⧇āϛ⧇āύ, āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧ āφāĻ•āĻžāĻļ āĻšāĻ āĻžā§Ž āĻ•āϰ⧇ āϕ⧇āύ āĻāϤ āϞāĻžāϞāĻšā§‡ āĻŦāĻž āϏ⧋āύāĻžāϞāĻŋ āĻšāϝāĻŧ⧇ āϝāĻžāϝāĻŧ?

āĻāχ āĻ›āĻŦāĻŋāϗ⧁āϞ⧋ āĻ­āĻŋāĻ¨ā§āύ āĻ­āĻŋāĻ¨ā§āύ āĻĻāĻŋāύ⧇ āϤ⧁āϞ⧇āĻ›āĻŋ āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧāĨ¤ āĻĒā§āϰāĻļā§āύ āĻšāϞ⧋, āĻāχ āϏāĻŽāϝāĻŧ āφāĻ•āĻžāĻļ⧇ āϕ⧇āύ āϞāĻžāϞāĻšā§‡ āϰāĻ‚ āĻĻ⧇āĻ–āĻž āϝāĻžāϝāĻŧ?

āĻ•āĻžāϰāĻŖ āϤāĻ–āύ āϏ⧂āĻ°ā§āϝ āφāĻ•āĻžāĻļ⧇ āϖ⧁āĻŦ āύāĻŋāϚ⧁ āĻ…āĻŦāĻ¸ā§āĻĨāĻžāύ⧇ āĻĨāĻžāϕ⧇āĨ¤ āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧ āϏ⧂āĻ°ā§āϝ⧇āϰ āφāϞ⧋āϕ⧇ āĻ…āύ⧇āĻ• āĻŦ⧇āĻļāĻŋ āĻŦāĻžāϝāĻŧ⧁āĻŽāĻŖā§āĻĄāϞ āϭ⧇āĻĻ āĻ•āϰ⧇ āφāĻŽāĻžāĻĻ⧇āϰ āĻšā§‹āϖ⧇ āĻĒ⧌āρāĻ›āĻžāϤ⧇ āĻšāϝāĻŧāĨ¤ āĻ…āĻ¨ā§āϝāĻĻāĻŋāϕ⧇, āĻĻ⧁āĻĒ⧁āϰāĻŦ⧇āϞāĻžāϝāĻŧ āϏ⧂āĻ°ā§āϝ⧇āϰ āφāϞ⧋ āϤ⧁āϞāύāĻžāĻŽā§‚āϞāĻ•āĻ­āĻžāĻŦ⧇ āϏāϰāĻžāϏāϰāĻŋ āφāĻŽāĻžāĻĻ⧇āϰ āĻšā§‹āϖ⧇ āφāϏ⧇āĨ¤

āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧ āĻāχ āĻĻā§€āĻ°ā§āϘ āĻĒāĻĨ āĻĒāĻžāĻĄāĻŧāĻŋ āĻĻāĻŋāϤ⧇ āĻ—āĻŋāϝāĻŧ⧇ āϏ⧂āĻ°ā§āϝ⧇āϰ āφāϞ⧋āϰ āĻ…āĻ¨ā§āϝāĻžāĻ¨ā§āϝ āϰāĻ‚, āĻŦāĻŋāĻļ⧇āώ āĻ•āϰ⧇ āύ⧀āϞ āĻ“ āĻŦ⧇āϗ⧁āύāĻŋ āϰāĻ‚, āϚāĻžāϰāĻĻāĻŋāϕ⧇ āĻ›āĻĄāĻŧāĻŋāϝāĻŧ⧇ āϝāĻžāϝāĻŧāĨ¤ āĻĢāϞ⧇ āφāĻŽāĻžāĻĻ⧇āϰ āĻšā§‹āϖ⧇ āĻĒ⧌āρāĻ›āĻžāϝāĻŧ āĻŽā§‚āϞāϤ āĻšāϞ⧁āĻĻ, āĻ•āĻŽāϞāĻž āĻ“ āϞāĻžāϞ āϰāĻ‚āĨ¤ āϤāĻžāχ āϏ⧂āĻ°ā§āϝāĻžāĻ¸ā§āϤ⧇āϰ āϏāĻŽāϝāĻŧ āφāĻ•āĻžāĻļ āĻ“ āϏ⧂āĻ°ā§āϝ āϏ⧋āύāĻžāϞāĻŋ āĻŦāĻž āϞāĻžāϞāĻšā§‡ āĻĻ⧇āĻ–āĻžāϝāĻŧāĨ¤


Have you ever wondered why the sky suddenly turns so reddish or golden during sunset?

I took these photos on different days at sunset. The question is—why do we see a reddish color in the sky at this time?

The reason is that during sunset, the Sun is very low on the horizon. Sunlight has to pass through a much larger portion of the atmosphere to reach our eyes. In contrast, at noon the Sun’s light reaches our eyes more directly.

While traveling this long path during sunset, the other colors of sunlight—especially blue and violet—get scattered in different directions. As a result, mainly yellow, orange, and red light reaches our eyes. That’s why the sky and the Sun look golden or reddish at sunset.

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