Add Yahoo as a preferred source to see more of our stories on Google. Cephalopods like the giant Pacific octopus (Enteroctopus dofleini) are masters of camouflage. As researchers gain a better ...

Octopuses can be fooled into thinking a fake arm is actually their own. When scientists in Japan pinched an artificial appendage during experiments, octopuses recoiled in defense – swimming away, ...

Simple timing tips and energy-saving habits could help people stay warm without racking up expensive bills ...