A PhD student spotted the wolves going after the so-called'king of the forest' on a trail camera. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . While reviewing footage for her PhD research, Polish Academy of Sciences ecologist Robin Wijnands spotted something pretty wild .

Why are airplanes so cold? From combating fainting to helping aircraft work efficiently, planes are chilly for a reason. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

'Adelphailurus kansensis' was about the size of a puma and lived in North America over five million years ago. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. An artist's rendering of what the early saber-toothed cat, 'Adelphailurus kansensis,' might have looked like in its heyday 5 million years ago. About the size of today's mountain lions, the cats already had teeth optimized for slicing and shredding flesh, though the fangs were much smaller than those of later sabertooths, such as the iconic'Smilodon.' Breakthroughs, discoveries, and DIY tips sent six days a week.

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Open offices are loud and not great for productivity. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . I think a lot about productivity.

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Just 10 weeks after conception, most fetuses move their right arm more than their left. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . Are you right-handed or left-handed? The answer for most of us is right. That's because nearly 90 percent of all people are right-dominant.

Visible gun barrel markings suggest the nearly complete StuG III took down at least 17 enemies. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Over 9,300 StuG III were manufactured during World War II. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

A wiggly robot in Japan could help explain why we find eating certain foods so taboo. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The edible agent in the study was made from edible materials and designed to sway from side to side in synchrony with vocalizations. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. 'The Joy of Painting' remains one of the most recognizable public television shows in U.S. history. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . Public broadcasting continues to face dire funding issues across the country, but PBS hero Bob Ross is here to help.

Technology Internet Limited-edition'July 4th' quarters are out there if you can find one The U.S. Mint is releasing 250,000 Declaration of Independence coins to mark the semiquincentennial. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Finding one will require keeping a close eye on any new pocket change. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

The rare wildcat was recently born at the Nashville Zoo. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . The Nashville Zoo in Tennessee is celebrating the birth of a new baby clouded leopard ().