Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Biology

Working with the Papuan Past Project, François-Xavier Ricaut measures the lung function of a highlander study participant at St. Therese’s School at Denglagu mission.

Why Papua New Guinea’s Highlanders Differ Physically From Those Living Near Sea Level

New research shows villagers living at high altitude are shorter, have higher lung capacity and have smaller waistlines

Before killing Salmonella, the detergent-like protein APOL3 (green) must get through the bacteria's protective outer membrane (red).

Innovation for Good

Human Cells Ward Off Bacterial Invaders With a Protein That Behaves Like Soap

Researchers discover that immune cells aren’t the body’s only line of defense against bacterial pathogens

Little is known about the zombie frog and its cousins. They are rather plump with narrow mouths and pointed noses. The small, nocturnal amphibians of the genus Synapturanus live mostly underground.

How the Newly Discovered, Mud-Loving ‘Zombie’ Frog Got Its Name

German team discovers new amphibian species and two others deep in Amazon rainforest

A snowflake moray eel peers out from its hiding spot.

New Research

To Capture Prey on Land, This Eel Has an Extendable, Extra Jaw Hidden Inside Its Throat

This second set of teeth allows some moray eels to more effectively feed in the intertidal zone when the tide is low

DARPA's initial, modest goal is to alleviate jet lag.

Innovation for Good

This Implant Could One Day Control Your Sleep and Wake Cycles

The so-called ‘living pharmacy’ will be able to manufacture pharmaceuticals from inside the body

On the center plant, poking out from the stem is a bent side stalk, which holds up the arm of the plant with a flower.

Scientists Discover a New Plant Organ

The structure, called a cantil, holds up the flower-bearing arm of the thale cress, a long-studied species

A rotifer seen under a microscope.

New Research

Scientists Revive Tiny Animals That Spent 24,000 Years on Ice

These bdelloid rotifers survived for thousands of years in the Siberian permafrost and scientists want to find out how

Sister Andre, Lucile Randon celebrated her 117th birthday this year after surviving Covid-19.

New Research

Study Suggests 150 Years May Be the Human Lifespan’s Upper Limit

Researchers say beyond that age the body simply can no longer repair itself after normal stresses such as disease

An African elephant gives itself a dust bath by blasting dirt from its trunk.

New Research

Elephant Trunks Can Suck Water at 330 Miles Per Hour

A new study puts impressive numbers to some of the elephant trunk’s many feats

These baby bobtail squid going to the International Space Station for an experiment that examines whether space alters the symbiotic relationship between the squid and a bioluminescent bacterium that allows them to glow.

NASA Is Launching Tardigrades and Baby Squid Into Space

The experiments could help astronauts stay healthy and survive longer outside Earth’s atmosphere

None

A Journey to the Northernmost Tree in Alaska

Explorer Roman Dial leads a team of young scientists on a mission to document a rapidly changing landscape

Miscanthus is a type of grass that is often grown as a biofuel. Trials in the United Kingdom are now underway to explore the possibility of scaling up biofuel crops like Miscanthus grasses to see if they can help fight climate change by removing carbon from the atmosphere.

United Kingdom Begins Large-Scale Carbon Removal Trials

The $42 million project will test out five strategies for pulling carbon dioxide out of the atmosphere to fight climate change

Experiments showed that pigs and mice can absorb oxygen through their rectums.

New Research

Anally Delivered Oxygen Kept Suffocating Pigs and Mice Alive in the Lab. Could the Method One Day Save Human Lives, Too?

The technique may provide doctors with a new way of providing supplemental oxygen for patients with failing lungs

The researchers identified 65 species that make noise when they play by looking at existing studies. They estimate there certainly could be more chuckling critters out there.

New Research

Dogs Do It, Birds Do It, and Dolphins Do It, Too. Here Are 65 Animals That Laugh, According to Science

Researchers suggest that laughter in the animal kingdom may help creatures let each other know when it’s playtime, so that play fights don’t escalate

Oxitec placed six hexagonal boxes of mosquitoes on private properties in the Florida Keys.

Genetically Modified Mosquitoes Take Flight to Fight Invasive Species in Florida

Invasive Aedes aegypti mosquitoes can carry disease, so Oxitec’s modified strain is designed to reduce their numbers

Iran's Lake Urmia, once one of the largest saltwater lakes in the world, is vanishing due to climate change.

Innovation for Good

Can Climate Fiction Writers Reach People in Ways That Scientists Can’t?

A new subgenre of science fiction leans on the expertise of biologists and ecologists to imagine a scientifically plausible future Earth

The aged bathe in the restorative waters of the mythical fountain of youth in this 1546 oil painting by German Renaissance artist Lucas Cranach the Elder. Scientists have turned to studies of blood to identify a path to rejuvenating tissues damaged by the aging process.

In the Search to Stall Aging, Biotech Startups Are Out for Blood

A handful of companies are trying vastly different approaches to spin animal studies into the next big anti-aging therapy

Just one section of a marine worm with a strange, branching body. This species usually lives inside the many-chambered body of a sea sponge

New Research

This Marine Worm Sprouts Hundreds of Butts—Each With Its Own Eyes and Brain

When it’s time to reproduce, each of the worm’s many rear ends will swim off to get fertilized

A male masked crimson tanager displays his brilliant red and black plumage in Peru.

New Research

These Male Birds Deploy Deceptive Plumage to Win Mates

Male tanager feathers have microstructures that reflect light in ways that make their bearer look more attractive, even if he’s not the fittest bird around

The average Covid-19 test requires four pipette tips, and the U.S. is running over a million of those tests each day.

A Shortage of Plastic Pipette Tips Is Delaying Biology Research

Extreme weather and the Covid-19 pandemic have upended supply chains for plastic lab equipment

Page 35 of 105