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Shark skin is made of tiny, stiff segments of overlapping, textured dentin and enamel. Shark skin’s distinctive texture gives sharks greater efficiency moving through the water.

Shark Skin-Inspired Materials Have a Long Way to Go Before They Work Like the Real Thing

The predator's distinctive texture is the envy of engineers trying to maximize hydrodynamics

A stained-glass window depicting Empress Matilda's voyage from England to Normandy

The Medieval Power Struggle That Inspired HBO's 'House of the Dragon'

The "Game of Thrones" spinoff takes its cue from the Anarchy, a civil war that saw Empress Matilda and Stephen of Blois vying for the English crown

A yoga instructor practices a breathing exercise.

How Does Breathing Affect Your Brain?

Neuroscientist are piecing together how the rhythm of respiration influences everything from cognition to emotion

Two Hadza men in Tanzania carry bows and their catch.

Our Ancestors Ate a Paleo Diet, With Carbs

A modern hunter-gatherer group known as the Hadza has taught researchers surprising things about the highly variable menu consumed by humans past

The Maka Niu, a low-cost, customizable deep-sea observing tool is currently undergoing testing around the world, including at the New England Aquarium in Boston, Massachusetts.

This Low-Cost Device Could Make the Deep Sea Accessible to Everyone

The inexpensive Maka Niu collects video and data at depths more than five times greater than trained scuba divers can go

Ada Limón is the United States' 24th poet laureate.

Ada Limón Is a Poet Laureate for the 21st Century

Her work explores "what it looks like to have America in the room"

The elkhorn coral is one of the most endangered corals in the Caribbean and the Florida Keys. In Florida alone, the population is reduced by over 95 percent. A coral breeding project using elkhorn coral gametes collected in Florida and Curaçao hopes to give this species a new lease on life. 

This Moonshot for Coral Breeding Was Successful

But the coral are still in tanks, waiting to be released on reefs

A bus being treated with ultraviolet light in Shanghai, China. Although types of UV light are already in use to decontaminate vehicles and indoor spaces, the wavelengths used are dangerous to people. Researchers hope that wavelengths of far-UVC light can be used harmlessly when people are present.

Could UV Light Reduce the Spread of Covid-19 in Indoor Spaces?

Some wavelengths of light in a range called far-UVC kill microbes in experiments and appear to be harmless to people

On October 21, some 60,000 pilgrims descend on the town of Portobelo, Panama, to celebrate the Festival del Cristo Negro.

Panama's Black Christ Festival Stirs Up Sorrow and a Sense of Survival

For Afro-Panamanians, October offers a chance to celebrate Catholicism and their Blackness

A European eel swims in the Baltic Sea. 

The Utterly Engrossing Search for the Origin of Eels

To save the endangered animals, researchers have been working for decades to figure out where they reproduce

The da Vinci surgical robot, shown here on a US Navy hospital ship, is one of the most widely used devices to assist doctors in laparoscopic surgery. The procedure — in which tools are inserted through tiny holes in the abdomen instead of cutting a long incision — allows patients to recover more quickly.

The Past, Present and Future of Robotic Surgery

After decades of merely assisting doctors, are sophisticated machines ready to take charge?

Along the Vietnamese coast, temples constructed in reverence to whales and other marine mammals—such as this one in Phan Thiet—house valuable information on the country’s little-studied cetaceans.

Inside Vietnam's Whale Temples

Centuries-old whale worship shrines are shedding light on the diversity and distribution of marine mammals off the country's coast

Spectators watch from Canaveral National Seashore as a SpaceX Falcon 9 rocket carrying 60 Starlink satellites launches.

How Is Starlink Changing Connectivity?

Elon Musk's venture has provided internet access for forces in the Ukraine and Hoh students in Washington, and the organization has a lot more planned

A Haast's eagle hunts moa.

How a Giant Eagle Once Came to Dominate New Zealand

Before the formidable bird went extinct, scientists say it likely hunted the flightless moa

Elizabeth arrives in Jamestown, Virginia, at the start of a visit to the United States in October 1957.

Why Women in 1950s America Looked to Elizabeth II as a Source of Inspiration

The British queen ascended to the throne at a time when most women were expected to conform to traditional domestic roles

Migrating waterbirds over South Dakota’s Huron Wetland Management District on North America’s Central Flyway.

Scientists Are Using These High-Tech Tools to Study Bird Migration

Tracking the journeys of different species is key to protecting them from habitat loss and other threats

Scientists are beginning to understand when and why minds start to wander.

Why Do Our Minds Wander?

A scientist says mind-wandering or daydreaming help prepare us for the future

Burls are bark-covered growths that can protrude from a tree’s trunk. They contain unsprouted bud tissue, and produce a wood that’s valued for its unique grain and smooth workability.

What Is the Financial Value of an Old-Growth Tree?

In setting fines for timber poaching, experts are looking at different ways to calculate the worth of trees

Dehydrated carrageen looks nothing like the beautiful red fronds easily identified in coastal rocky pools.

A Brief History of Ireland's Carrageen Moss Pudding

The curious dessert—combining a seaweed found on the Emerald Isle's coast with dairy—lies in the hands of regular folks who enjoy a challenge

Robert Smithson, Spiral Jetty (1970). Great Salt Lake, Utah, USA. Mud, precipitated salt crystals, rocks, water. 1,500 ft. (457.2 m) long and 15 ft. (4.6 m) wide. Collection Dia Art Foundation. Photograph: William T. Carson, 2020

How Utah's 'Spiral Jetty' Is Drawing Attention to the Climate Crisis

Years of drought have exposed Robert Smithson's massive earthwork in the Great Salt Lake

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