Bats have the amazing ability to accurately and consistently detect the speed of sound.1 This enables them to employ a complex system of echolocation...
About 1,600 years ago, salt miners in Iran apparently left their lamb lunch down the shaft. Their loss became scientists' gain. The now-mummified sheep...
For more than three decades potassium-argon (K-Ar) and argon-argon (Ar-Ar) dating of rocks has been crucial in underpinning the billions of years for...