Biology

Mosquito researcher Kelly Bennett, turkey baster in hand, is on the prowl, collecting specimens for study

Hunting Deadly Mosquitoes in Panama

The latest podcast “Sidedoor” travels with Smithsonian experts on the trail of the buzzing beasts known as the Aedes

Genome Reveals When Opium Poppy Became a Painkiller

A combination of two genes over 7.8 million years ago was the first step to producing morphine and other narcotic compounds

Meet the Rosehip Neuron: A Newly Discovered Cell in the Human Brain

The neuron is not found within lab mice, possibly explaining why mouse studies often do not translate to human brains

Blue-and-yellow macaws are capable of blushing (left).

Like Humans, Some Birds Blush to Communicate

Blue-and-yellow macaws are capable of the feathered equivalents of facial expressions, new research shows

A photograph of the fossil turtle Eorhynchochelys sinensis, which lived about 228 million years ago and sported a beak but no shell.

Newly Discovered Turtle Ancestors Chomped With Beaks But Bore No Shells

A 228-million-year-old fossil fills gaps in the tale of turtle evolution—and raises a few questions

Five Young Lion Brothers Mate With One Lioness

A group of five adolescent male lions - dubbed the Musketeers - are wandering the desert looking to find their own kingdom

Donated blood must be matched carefully with donors to prevent a negative immune reaction--but new research may make it possible to create more universal blood.

In the Quest for Universal Blood, Go With Your Gut

Scientists enlisted enzymes produced by gut bacteria to turn blood into type O

James Lendemer and doctoral student Jordan Hoffman search for rare lichen, some of the least studied organisms on earth.

On the Hunt for Unloved, Unstudied, Yet Super Important Lichen

James Lendemer is one of the few people taking stock of one of the world’s most peculiar lifeforms

Study suggests that early humans had opposable, ape-like big toes built for grasping

Researchers Suggest Big Toe Was Last Part of Foot to Evolve

Early hominins' big toes were equipped for life on the ground and in the trees

These electrode-embedded chopsticks can simulate saltiness.

Using Electric Currents to Fool Ourselves Into Tasting Something We're Not

Nimesha Ranasinghe is bringing a new dimension to virtual reality, embedding electric taste simulation technology into utensils

An Andean flamingo looks after a Chilean flamingo chick in a scheme to prompt the birds to breed.

U.K. Heat Wave Triggers Rare Flamingos to Lay Eggs for the First Time in 15 Years

None of the eggs were fertile, but conservation officials have hatched a plan to encourage the flamingos to breed again

Northern Black Widow

Citizen Scientists Show Black Widows Creeping North In Canada

Study shows online observations can help researchers refine the range maps of many species overlooked by field biologists

Zebra finches fire up brain regions and vibrate their vocal cords in ways that mimic singing, even while asleep.

Zebra Finches Dream a Little Dream of Melody

Zebra finches flex their singing muscles while snoozing, as if they're lip-syncing in their sleep—and scientists want to know why

One of the meg's fearsome teeth, shown here in this extreme close-up.

The Real Science Behind the Megalodon

As <I>The Meg</i> hits theaters, dive into what we <i>really</i> know about this chompy predator

The Santa Monica State Beach is an allegory of North American consumerism. Every morning, cleaners collect chip bags, takeout containers, plastic straws, and more, hiding tonnes of trash from beachgoers who may never know the magnitude of the problem.

Are We Grooming Beaches to Death?

Urban beaches worldwide have less garbage than remote beaches, but less life too. The City of Santa Monica hopes to change the image of a clean beach.

Fathers can communicate their priorities through a growing fetus, which can express a set of paternal instructions that increase future care from mothers.

How Dad's Genes Can Prepare Mom for Parenthood

Even fathers who don’t provide childcare to their offspring have a way of securing their kids’ futures—by ramping up mom’s hormones

This shape, dubbed the scutoid, had no name until researchers found it while modeling how skin cells pack together.

Introducing the Scutoid, Geometry's Newest Shape

The scutoid allows skin cells to remain packed tightly together even over curved surfaces

For sperm, there's a vas deferens between start and finish, but the epididymis is what alters these swimmers en route.

Dads Pass On More Than Genetics in Their Sperm

Seminal research reveals that sperm change their cargo as they travel the reproductive tract—and the differences can have consequences for fertility

Is there hope for B.O.?

Will a New Discovery About Body Odor Lead to Better Deodorants?

Biologists now understand a key part of the molecular process that results in body odor—and deodorants might just be able to disrupt it

Humans and other animals share large amounts of genetic material, making geneticists rethink the traditional notion of inheritance.

Genes That Jump Between Species Could Rewrite Our Understanding of Evolution

Horizontal movement of genetic material is widespread across animals, challenging traditional notions of inheritance

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