Our vision and hearing aren’t as reliable as we might think, according to a study by life scientists at UCLA. “Our basic sensory representation of the world — how information…
To keep old trains running, operators had to keep a firm grip on a dead man’s switch. If the operator became incapacitated or, well, dead, his hand would loosen, the…
Hibernation is a state of energy conservation during which body temperature and metabolism are drastically reduced. If this state lasts longer than 24 hours, it is called hibernation. Shorter periods…
Male zebra finches, small songbirds native to central Australia, learn their songs by copying what they hear from their fathers. These songs, often used as mating calls, develop early in…
Biologists at Tufts University have succeeded in inducing one species of flatworm to grow heads and brains characteristic of another species of flatworm without altering genomic sequence. The work reveals…
When most wild animals first encounter humans, they respond as they would to any predator — by running, swimming or flying away. Over time, some species become more tolerant of…