Survival

Some things we eat or drink raise our risk of deadly diseases. Strangely, once we have those diseases, a recent paper claims the same factors can help us live longer. Does this survival twist, dubbed "Cuomo's Paradox," challenge decades of nutritional advice?

Scientists have found the molecular mechanism that causes a losing zebrafish to wave the white flag. While fighting fish in general may not spark a lot of interest, their shared neurobiology with humans means this could be a very significant discovery.

The idea of getting caught in a building fire is terrifying. The 5aver won't help douse the flames, but the grab-and-go combination of lantern, alarm and mask is designed to help you find your way to safety in a hurry.

Among the mechanical components not found in nature is the spur gear. That is, until now. Zoologists at Cambridge have found gear-like linkages between the two jumping legs of a species of juvenile leaf-hopper. These gears help synchronize the legs during a jump.

The Agilite Injured Personnel Carrier makes rescuing a victim easier and more efficient.