Latest articles by Jennifer Welsh
Bee Brains Hold Temp Steady to Slow Cook Wasps
Bee brains control how much heat the bee ball produced, so they don’t cook themselves.
Crayfish Fake Out Attackers With Large, Weak Claws
Big-clawed males win a stare down, but if it comes to blows, their weak, big claws may not be strong enough.
Tiny & Old: Images of 'Triceratops' Ancestors
Two dinosaurs were recently given names, decades after their discovery.
Miniature 'Triceratops' Ancestor Discovered
Two dinosaurs were recently given names, decades after their discovery.
Why Pooh Bear Loves Honey, But Tigger Doesn't
Carnivores with a more varied diet (like trashivore bears) retain their sweet taste buds.
New Jurassic Salamander Is World's Oldest
It swam in Jurassic lakes 157 million years ago.
Call of the Wild: How Predators Increase Diversity
Without predators, species diversity drops, letting one weevil rule them all.
Lumbering Sea Cows Were Once Plentiful and Diverse
In the past, one area of habitat could hold multiple species of sea cow.
Women Prize Men Who Try to Understand Their Emotions
Having a partner who tries to understand them is more important to women in relationships than actual understanding.
Tiny Dino: Reconstructing Microraptor's Black Feathers
The dinosaur Microraptor had black glossy feathers like a crow.
Tiny Four-Winged Dinosaur Sported Shimmery Black Feathers
Microraptor's decorative feathers might have played a role in sexual selection
Thrill-Seeking Bees Reveal Link to Human Personality
Researchers made bees bolder adventurers or turned them into homebodies by manipulating their brain chemistry.
On the Hunt: Honeybee Scouts Find Food
"Bold" honeybees strike out in search of new food sources for the hive.
Antarctic Blue Whale Set to Make Big Comeback
The species' still-high genetic diversity bodes well for their recovery
The Scent of Fear: Birds Vomit to Warn Parents
The stink of vomit signals to birdie parents that predators are about.
Jewel-Colored Flies Spell Death for Baby Spiders
Parasitic spider flies live in the bloodstream of baby spiders
Jewels of Death: Images of Spider Flies
Parasitic spider flies live in the bloodstream of baby spiders.
Body's 'Marijuana' May Be Key to Diet Pill
Turning down marijuana-like chemical in the brain makes mice skinny.
Race and Life Expectancy in all 50 States
Find out what states have the highest and lowest differences in lifespan between whites and blacks.
Race and Life Expectancy: Winners and Losers
Find out what states have the highest and lowest differences in lifespan between Caucasians and African Americans
Exotic Monkey Is Extra Sensitive to Warming
The wild drill will see a dramatic population decline if the forest dries out and vegetation becomes sparser.
Brown Bear Tool Kit: A Rock for Scratching
A barnacle-covered rock fished out of the water makes for good scratching.
