The Hairy Ball theorem, proved by Henri Poincaré in 1885, demonstrates that it's impossible to create a perfectly smooth hair ...

Eddie Murphy returned for another sketch on the SNL50: The Anniversary Show, this time as one of three prisoners trying to try to scare a trio of young male shoplifters “straight.” The sketch ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note ...

Choose from Circle Swirl Vector stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection Essentials ...

Ukraine has claimed Washington asked for a news conference to be axed after Zelenskyy met a US envoy. Meanwhile, the Kremlin has hit out at a proposal to send UK troops to Ukraine as part of a ...