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Drones Spy Caribou on a Treacherous, Icy Crossing

Drones Spy Caribou on a Treacherous, Icy Crossing

Caribou from the Dolphin and Union population during a crossing to the Canadian mainland.

How the Ice Age Shaped New York

How the Ice Age Shaped New York

A view from Green-Wood Cemetery, near Battle Hill, which is Brooklyn’s highest spot.

Wild and Craggy, Just Like Thoreau

Wild and Craggy, Just Like Thoreau

The view from the summit of "Mount Thoreau" looking south toward the Palisades and the Northern boundary of Kings Canyon National Park.

Archaeologists in China Discover the Oldest Stone Tools Outside Africa

Archaeologists in China Discover the Oldest Stone Tools Outside Africa

One of the 2.1 million-year-old artifacts, right, recovered from a gully in western China, left, suggest that hominins may have left Africa far earlier than previously believed.

The Neutrino Trappers

The Neutrino Trappers

Employees of the Baksan Neutrino Observatory in southern Russian gather at its entrance to take an electric trolley thousands of feet underground to the facility's laboratories.

1 Hen, 76 Ducklings: What’s the Deal With This Picture?

1 Hen, 76 Ducklings: What’s the Deal With This Picture?

Dozens of common merganser ducklings following Mama on Lake Bemidji in Minnesota.

Climate Change Is Altering Lakes and Streams, Study Suggests

Climate Change Is Altering Lakes and Streams, Study Suggests

The Sorpe reservoir in northwest Germany, one of four freshwater reservoirs observed in a recent study that found that carbon dioxide absorbed in lakes, rivers and streams can affect entire ecosystems.

Elephants Are Very Scared of Bees. That Could Save Their Lives.

Elephants Are Very Scared of Bees. That Could Save Their Lives.

A bee’s sting won’t hurt an elephant’s tough hide, but bees can swarm and wound more sensitive places like the trunk, eyes and mouth.

Falcon Heavy, in a Roar of Thunder, Carries SpaceX’s Ambition Into Orbit

Falcon Heavy, in a Roar of Thunder, Carries SpaceX’s Ambition Into Orbit

The success of this launch gives SpaceX momentum to begin developing even larger rockets, which could help fulfill Elon Musk’s dream of sending people to Mars.

Mars InSight: NASA’s Journey Into the Red Planet’s Deepest Mysteries

Mars InSight: NASA’s Journey Into the Red Planet’s Deepest Mysteries

The landing site for the Mars InSight mission is “as close to a 100 kilometer-long parking lot as we could find anywhere,” said the mission’s principal investigator.

Trapped in 99-Million-Year-Old Amber, a Beetle With Pilfered Pollen

Trapped in 99-Million-Year-Old Amber, a Beetle With Pilfered Pollen

A mid-Cretaceous beetle had a cavity filled with hair at the base of its mandibles for collecting pollen from plants known as cycads.

Jennifer Doudna, a Pioneer Who Helped Simplify Genome Editing

Jennifer Doudna, a Pioneer Who Helped Simplify Genome Editing

Dr. Jennifer A. Doudna. Three years ago, she helped make one of the most monumental discoveries in biology.

‘2001: A Space Odyssey’ Is Still the ‘Ultimate Trip’

‘2001: A Space Odyssey’ Is Still the ‘Ultimate Trip’

The film “2001: A Space Odyssey,” which is being rereleased this year for its 50th anniversary, baffled film critics when it first came out but now tops their lists of the most important movies of all time.

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.

SpaceX’s Secret Satellite Mission May Have Failed. What Happened?

SpaceX’s Secret Satellite Mission May Have Failed. What Happened?

The Falcon 9 rocket launched at Cape Canaveral, Fla., on Sunday, for the satellite mission known as Zuma.


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