science


Laser

Laser

The United States Navy's laser weapon. It can be used to ablate, ignite or otherwise damage an air or sea target.

The Sounds That Haunted U.S. Diplomats in Cuba? Lovelorn Crickets, Scientists Say

The Sounds That Haunted U.S. Diplomats in Cuba? Lovelorn Crickets, Scientists Say

Scientists say a recording of disturbing sounds made by American diplomats in Cuba actually may be of a very loud cricket species.

Being Antisocial Leads to a Longer Life. For Marmots.

Being Antisocial Leads to a Longer Life. For Marmots.

Marmot pups near Crested Butte, Colo. Researchers tracked yellow-bellied marmots’ interactions for 13 years and found that more solitary marmots lived longer lives.

Poisonous Prey Turned Into Hunter’s Defense

Poisonous Prey Turned Into Hunter’s Defense

Cnidarians, including corals and many jellyfish, feed and defend themselves with stinging capsules. Some sea slugs have evolved several lines of defense.

Never Mind the Summer Heat: Earth Is at Its Greatest Distance From the Sun

Never Mind the Summer Heat: Earth Is at Its Greatest Distance From the Sun

Sweltering temperatures on the surface of Earth’s northern hemisphere notwithstanding, the sun and Earth are currently three million miles farther from each other than when they’re closest.

Astronomers’ Dark Energy Hopes Fade to Gray

Astronomers’ Dark Energy Hopes Fade to Gray

A remnant from a Type 1A supernova observed in the Milky Way, one of the cosmic markers of how fast the universe is expanding. Observing exploding stars helped astronomers first discover the existence of dark energy nearly 20 years ago.

Gaia’s Map of 1.3 Billion Stars Makes for a Milky Way in a Bottle

Gaia’s Map of 1.3 Billion Stars Makes for a Milky Way in a Bottle

A view of the Milky Way and neighboring galaxies, containing more than a billion stars, released by the European Space Agency’s Gaia mission.

How Do You Count Endangered Species? Look to the Stars

How Do You Count Endangered Species? Look to the Stars

A thermal image of elephants, part of an effort to apply tools from astronomy to help conservationists and fight poaching.

China’s Giant Salamanders Pose a Conservation Conundrum

China’s Giant Salamanders Pose a Conservation Conundrum

A Chinese giant salamander, in a glass enclosure in Zhangjiajie, China. There are as many as eight distinct species, but farming is muddling them into a single hybridized population.

Humans Are Spreading Deadly Bee Virus, Study Says

Humans Are Spreading Deadly Bee Virus, Study Says

A honeybee with pollen on its legs.

79 Moons of Jupiter and Counting

79 Moons of Jupiter and Counting

Europa, one of Jupiter’s larger moons, lower left, and the shadow of Io, another moon, upper right, are joined by 12 recently discovered moons orbiting the solar system’s largest planet.

Something Digs Intricate Tunnels in Garnets. Is It Alive?

Something Digs Intricate Tunnels in Garnets. Is It Alive?

Microscopic tubular structures found within red garnets may be caused by the burrowing of microorganisms.

The Malaria Fighter

The Malaria Fighter

Rear Adm. Timothy Ziemer has run the President's Malaria Initiative for the last eight years.

Wild Tomatoes Repel Whiteflies, Study Finds

Wild Tomatoes Repel Whiteflies, Study Finds

Cherry tomatoes. Researchers found that domesticated tomatoes like these were less resistant to whiteflies than currant tomatoes, a wild species.

Moving, Without Feet to Do So

Moving, Without Feet to Do So

Cilia are hairlike structures that project from cells. They can move in coordinated, rhythmic waves that propel organisms through water.

Yanny or Laurel? How a Sound Clip Divided America

Yanny or Laurel? How a Sound Clip Divided America

Sound waves are the new internet dresses.


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