Why Do People With Alzheimer’s Tend to Sleep a Lot?
The disease causes changes to our brain's circuitry that can make sleep difficult. ...read more
The disease causes changes to our brain's circuitry that can make sleep difficult. ...read more
Forty years of data show that migratory birds have been shrinking as the planet warms. ...read more
Climate negotiators in Madrid are trying to avoid 2 meters of sea level rise, but research suggests 10 times that — 65 feet — is already inevitable ...read more
Male-male competition, and sometimes female preferences, have driven arms races for the flashiest horns, antlers, pincers, tusks and claws. ...read more
By adjusting various parameters of sight, this high-power photoshop hints at what other animals might see from our perspective. ...read more