Posted: December 9, 2025 | Last updated: December 9, 2025 Sound moves faster in water…? We may need fish to get us to Mars…? There was a robot in the 15th century…? Here are fun facts about science… ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...

There was never a time when Temple Lester wasn’t passionate about science and math. The 16-year-old runs an online STEM education and retail site (JustTemple.com) to get her peers, especially girls, ...

(CNN) — Here is some background information about stem cells. Scientists believe that stem cell research can be used to treat medical conditions including Parkinson’s disease, spinal cord injury, ...

Embryonic stem cells are harvested from four to six-day-old embryos. These embryos are either leftover embryos in fertility clinics or embryos created specifically for harvesting stem cells by ...