A chemical compound essential to all living things has been synthesized in a lab in conditions that could have occurred on early Earth, suggesting it played a role at the outset of life, finds a new study led by University ...
Biochemistry
Feb 22, 2024
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101
Rocks, rain and carbon dioxide help control Earth's climate over thousands of years—like a thermostat—through a process called weathering. A new study led by Penn State scientists may improve our understanding of how ...
Earth Sciences
Feb 5, 2023
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61
Researchers from the Max Planck Institute for Astronomy and Ludwig Maximilians University Munich have proposed a new scenario for the emergence of the first building blocks for life on Earth, roughly 4 billion years ago.
Astrobiology
May 25, 2023
1
316
The sun was in a good mood this week, or at least that's what it looked like in a photo published by NASA.
Astronomy
Oct 28, 2022
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48
Earth's atmosphere contains fine particles suspended in the air, known as aerosols, occurring from natural sources, such as dust from deserts, volcanic ash, smoke from forest fires, sea salt from ocean spray and organic compounds ...
The climactic end of a seven-year voyage comes Sunday when a NASA capsule is due to land in the Utah desert, carrying to Earth the largest asteroid samples ever collected.
Space Exploration
Sep 24, 2023
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33
NASA on Monday announced it had used a state-of-the-art laser communication system on a spaceship 19 million miles (31 million kilometers) away from Earth—to send a high-definition cat video.
Space Exploration
Dec 19, 2023
0
217
We're inching closer and closer to reliably detecting biosignatures on distant planets. Much of the focus is on determining which chemicals indicate life's presence.
Astrobiology
Nov 17, 2023
3
59
The special properties of rare earth magnetic materials are due to the electrons in the 4f shell. Until now, the magnetic properties of 4f electrons were considered almost impossible to control.
Condensed Matter
Jul 19, 2024
0
142
As astronomers have begun to gather data on the atmospheres of planets, we're learning about their compositions and evolution. Thick atmospheres are the easiest to study, but these same thick atmospheres can hide the surface ...
Planetary Sciences
Dec 27, 2023
0
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