Vast reserves of clean hydrogen fuel could be hiding beneath our feet

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four white gas tanks with blue H2 logos on a metal rack
Hydrogen could be a key fuel of the future.

Benoit Tessier/Reuters

$1.5 billion startup says it's getting close to bringing the woolly mammoth back from the dead with elephant cells

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woolly mammoth model with long curled tusks and shaggy hair stands in a museum exhibit with visitors reading a plaque
A woolly mammoth reconstruction at the Caverne du Pont D'Arc in Ardèche, France.

Jean-Marc Zaorski/Gamma-Rapho via Getty Images

The Voyager spacecraft will probably last a billion years, says a scientist on the mission for nearly five decades

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The Voyager 1 spacecraft launching in 1977
The Voyager 1 spacecraft launched after Voyager 2.

NASA/JPL-Caltech/KSC

Scientists want to build 62-mile-long curtains around the 'doomsday glacier' for a $50 billion Hail Mary to save it

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Thwaites Glacier
The Thwaites glacier is the widest on Earth, but it's losing massive amounts of ice each year.

NASA

A grey whale was seen in the Atlantic for one of the only times in the last 200 years. Scientists say it's bad news for the planet.

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close up of a grey whales face underwater
Grey whales

Gerard Soury/Getty Images

A 4,000-year-old lipstick uncovered in Iran may be the oldest ever found. It's uncannily similar to modern ones.

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A picture shows a stone container next to a close up up pigment.
This stone tube was found to contain pigment that may have been an early lip paint, said researchers.

M. Vidale, F. Zorzi/Eskandari et al Sci Rep 14, 2670 (2024). https://doi.org/10.1038/s41598-024-52490-w. CC BY 4.0

NASA had an ambitious $2 billion plan to refuel satellites in orbit using robotic arms. A decade later, it's in shambles.

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NASA carried out a test of the OSAM-1 in February 2023.
NASA carried out a test of the OSAM-1 in February 2023.

NASA

SpaceX launched a satellite that Google will use to map methane leaks for all to see by the end of this year

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satellite against backdrop of space
MethaneSAT is the first of a new wave of satellites designed to pinpoint sources of methane emissions.

MethaneSAT / Environmental Defense Fund

What it would take to survive on Dune's planet Arrakis, according to 3 experts

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Timothée Chalamet in a cloak
Covering yourself is important to survive the sun-baked planet of Arrakis.

Niko Tavernise/Warner Bros.

A single genetic tweak caused human ancestors to lose their tails 25 million years ago — but it came at a cost

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A diagram represents the human pelvis. The coccyx is highlighted in red.
A human pelvis contains a coccyx, the remnants of an ancestral tail.

Sebastian Kaulitzki/Science Photo Library/Getty Images

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