Mammal ancestors’ shrinking inner ears may reveal when warm-bloodedness arose

Hot or not? Peeking inside an animal’s ear — even a fossilized one — may tell you whether it was warm- or cold-blooded. Using a novel method that analyzes the…

These huntsman spiders do something weird: live together as a big, happy family

How descendants of cannibals evolved abilities to share a home mostly without killing each other — never mind the rare oopsie snack — resonates after several pandemic years. Among the…

The top side of an elephant’s trunk stretches more than the bottom

On a sunny day at Zoo Atlanta in 2020, Kelly the African bush elephant reached for a snack and revealed something strange. High-speed cameras tracking her movements suggested that the…

Do gophers farm roots? It’s not as clear as viral articles claim

Pocket gophers certainly don’t qualify as card-carrying 4-H members, but the rodents might be farming roots in the open air of their moist, nutrient-rich tunnels. The gophers subsist mostly on…

This octopus-inspired glove helps humans grip slippery objects

A new high-tech glove totally sucks — and that’s a good thing. Each fingertip is outfitted with a sucker inspired by those on octopus arms. These suckers allow people to…

Tardigrades could teach us how to handle the rigors of space travel

No beast on Earth is tougher than the tiny tardigrade. It can survive being frozen at -272° Celsius, being exposed to the vacuum of outer space and even being blasted…

Tardigrades could teach us how to handle the rigors of space travel

No beast on Earth is tougher than the tiny tardigrade. It can survive being frozen at -272° Celsius, being exposed to the vacuum of outer space and even being blasted…

Flower shape and size impact bees’ chances of catching gut parasites

Bees that land on short, wide flowers can fly away with an upset stomach.   Common eastern bumblebees (Bombus impatiens) are more likely to catch a diarrhea-inducing gut parasite from…

Flower shape and size impact bees’ chances of catching gut parasites

Bees that land on short, wide flowers can fly away with an upset stomach.   Common eastern bumblebees (Bombus impatiens) are more likely to catch a diarrhea-inducing gut parasite from…

The flowery scent of a Zika or dengue infection lures mosquitoes

Some mosquito-borne viruses turn mice into alluring mosquito bait. Mice infected with dengue or Zika viruses — and people infected with dengue — emit a flowery, orange-smelling chemical that tempts…