What is white hydrogen? Scientists say the clean-energy gas could save the world.

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A hydrogen power plant pictured in Germany.
The interior of a hydrogen power plant in Germany.

Jan Woitas/Picture Alliance via Getty Images

Tennessee couple spots rare white deer in backyard

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Albino deer
Albino deer "blue eyes" keeps her watchful eyes on her baby fawn at all times to make sure nothing happens to him.

Michael Crowley/Getty Images

Why we don't have fusion power plants yet, and what it'll take to get clean, limitless energy to market

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The National Spherical Torus Experiment-Upgrade (NSTX-U), a large circular device surrounded by a platform and steps leading to it
The National Spherical Torus Experiment-Upgrade (NSTX-U) at the Princeton Plasma Physics Laboratory.

Elle Starkman, PPPL

Cold War US spy satellite images reveal nearly 400 undiscovered Roman forts

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Newly discovered Roman forts
Newly discovered Roman forts.

Antiquity/US Geological Survey

How might one get pandas to mate? Try leg workouts.

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Two giant pandas lying on rocks.
Giant pandas Tian Tian, left, and Mei Xiang, right, sleep on rocks in their enclosure at the National Zoo.

Jessie Cohen/Smithsonian National Zoo/Newsmakers

Pigeons solve problems the same way AI does, study says

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Woodpidgeon
A head shot of a pretty Woodpidgeon

sandra standbridge/Getty Images

San Diego temporarily solved its water crisis by turning ocean water into fresh water. But desalination won't work everywhere.

Tech Insider : Environment
A back lit photo of a young girl splashing in a water fountain, the sun a halo behind her.
A young girl plays in a fountain in Fountain Valley, California, about 60 miles from the Carlsbad desalination plant.

Allen J. Schaben / Contributor/Getty Images

Bloodsuckers or bloated corpses? How science has tried to explain vampire myths.

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A realistic statue of the fictional vampire Nosferatu at the exhibition Vampires: Art, History, Myths And Realities
Nosferatu creeps up the stairs at the exhibition "Vampires: Art, History, Myths And Realities."

Francisco Morales/DAMMPHOTO/Eyepix Group/Future Publishing via Getty Images

New Zealand has had dozens of 'slow' earthquakes that can last weeks. A hidden underwater sea may be the cause.

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Napier, New Zealand sits along Hawke Bay, with many buildings softly lit and purplish during sunset
Napier sits along Hawke Bay on New Zealand's eastern coast, near the Hikurangi Plateau.

Walter Bibikow via Getty Images

A mysterious rock orbiting Earth appears to be a chunk of the moon that was blasted away by a meteorite

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A painting represents a large grey asteroid, Kamo`oalewa, floating in space near the moon. The Earth is seen in the background.
An artist's illustration of near-Earth asteroid Kamo`oalewa floating in space between the moon and our planet.

Addy Graham/University of Arizona

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