A team of researchers filmed jumping spiders overnight and observed behaviors that mirror rapid eye movement sleep in other species. It helps that baby jumping spiders have translucent exoskeletons.
Humans' ability to sweat is useful on Earth — but when people go up into space, they find that perspiring in zero gravity presents some unique challenges.
The hottest, driest summer since the government began recording rainfall and temperature 61 years ago has wilted crops and left reservoirs at half their normal water level.
In recent years, orcas have been damaging the rudders of pleasure yachts, mostly along the coasts of Portugal and Spain. Scientists and sailors are struggling to understand the encounters.
The thylacine had trademark stripes and, rare in the animal world, abdominal pouches in both females and males. The last known specimen died in a zoo in 1936.
NPR's Mary Louise Kelly talks with Mona Minkara, a professor of bioengineering at Northeastern University who is also blind, about a new way to present science data to blind and sighted people alike.
That's how neuroscientist Meg Younger describes her team's findings about how skeeters hone in on human aromas. And that could lead to better ways to keep us bite- and disease-free.
The Northern Lights, known scientifically as auroras borealis, are triggered by geomagnetic activity from the sun. They typically occur closer to the North Pole, near Alaska and Canada.
Some scientists are alarmed that the agency plans to evaluate the next generation of boosters by reviewing mouse studies alone. Others say there's no time to waste waiting for human trials.