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Environment 21 minutes ago

The fossils being formed today will show how humankind disrupted life on Earth

When we think of fossils it is usually of dinosaurs, or perhaps the beautiful spiral shape of an ammonite picked up on a beach during a summer holiday. We see fossils as ancient relics of the deep past that allow us to marvel ...

Planetary Sciences 41 minutes ago

Dazzling auroras fade from skies as sunspot turns away

The spectacular auroras that danced across the sky in many parts of the world over the weekend are fading, scientists said Monday, as the massive sunspot that caused them turns its ferocious gaze away from Earth.

Ecology 51 minutes ago

Small but mighty, plankton are among the most powerful creatures on Earth

If you go to the beach and dip a bucket in the sea, you might at first think it contains lifeless water. But examine that water under a microscope and you will see your bucket contains a universe of microscopic life, in the ...

Space Exploration 1 hour ago

SpaceX shows off its new extravehicular activity suit

In February 2022, SpaceX and entrepreneur/philanthropist Jared Isaacman (commander of the Inspiration4 mission) announced they were launching a new program to "rapidly advance human spaceflight capabilities" while supporting ...

Astrobiology 1 hour ago

Discovery of biomarkers in space—conditions on Saturn's moon Enceladus simulated in the laboratory

In 2018, very large organic molecules were discovered in ice particles on Saturn's moon Enceladus. It is still unclear whether they indicate the existence of life or were created in some other way. A recent study could help ...

Astrobiology 2 hours ago

Tracing the origins of organic matter in Martian sediments

Although Mars presents a barren, dusty landscape with no signs of life so far, its geological features such as deltas, lakebeds, and river valleys strongly suggest a past where water once flowed abundantly on its surface. ...

Environment 8 hours ago

Identity crisis: Climate destroying wonders that gave US parks their names

Glacier National Park's ice fortress is crumbling. The giant trees of Sequoia National Park are ablaze. And even the tenacious cacti of Saguaro National Park are struggling to endure a decades-long drought.

Astrobiology 23 hours ago

What deadly Venus can tell us about life on other worlds

Even though Venus and Earth are so-called sister planets, they're as different as heaven and hell. Earth is a natural paradise where life has persevered under its azure skies despite multiple mass extinctions. On the other ...

Planetary Sciences May 12, 2024

Second night of auroras seen 'extreme' solar storm

Auroras lit up skies across swaths of the planet for the second night in a row on Saturday, after already dazzling Earthlings from the United States to Tasmania to the Bahamas the day before.

Environment May 11, 2024

Brazil's catastrophic weather spawns spate of conspiracy theories

The climate catastrophe that has struck southern Brazil, killing more than a hundred people and displacing nearly two million, has also spawned a spate of bizarre conspiracy theories, some involving jets' vapor trails and ...

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