HealthWhy is it so hard to say whether plants are toxic or safe? I'm often asked questions about which plants, flowers, fruit or vegetables are toxic, but giving concrete answers is more complicated than you might imagine, writes James WongComment
Lubricant found in a beetle's leg is more slippery than Teflon A lubricant harvested from beetle legs reduces friction more effectively than Teflon. The wax-like material could be used in microrobotics and small prosthetics News