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Earth Sciences Feb 10, 2025

Engineers design new autonomous system to monitor Arctic's melting ice

The rapid melting and thinning of the Arctic ice has sparked serious concerns in the scientific community. In addition, sea ice thickness has also decreased, which makes ice cover more vulnerable to warming air and ocean ...

Planetary Sciences Feb 10, 2025

Scientists spot candidate for speediest exoplanet system

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, the pair sets a new record for the fastest-moving exoplanet system, nearly double our solar system's ...

Astrobiology Feb 6, 2025

Roving the red planet: New paper documents first Mars mission soil samples

A new paper released today documents the first soil, airfall dust, and rock fragment samples collected by NASA for return from Mars. The University of Nevada, Las Vegas astrobiologist leading the specimen selection team discusses ...

Astronomy Feb 6, 2025

A final 'pure' tone emitted after a collision of neutron stars may reveal their interiors

Scientists at Goethe University Frankfurt have identified a new way to probe the interior of neutron stars using gravitational waves from their collisions. By analyzing the "long ringdown" phase—a pure-tone signal emitted ...

Planetary Sciences Feb 5, 2025

Lightning strikes link weather on Earth and weather in space

There are trillions of charged particles—protons and electrons, the basic building blocks of matter—whizzing around above your head at any given time. These high-energy particles, which can travel at close to the speed ...

Astronomy Feb 5, 2025

Scientists spot tiny sun jets driving fast and slow solar wind

In 2023, the European Space Agency reported on Solar Orbiter's discovery of tiny jets near the sun's south pole that could be powering the solar wind. The team behind this research has now used even more data from the European ...

Plants & Animals Feb 5, 2025

Scientists solve the mystery of sea turtles' 'lost years'

Using satellite trackers, scientists have discovered the whereabouts of young sea turtles during a key part of their lives.

Plasma Physics Feb 4, 2025

Interaction of kinetic waves and suprathermal particles could be key to unlocking biggest mystery in heliophysics

A graduate research assistant at The University of Alabama in Huntsville (UAH), a part of The University of Alabama system, has published a paper in the journal Astronomy & Astrophysics that builds on an earlier study to ...

Space Exploration Feb 4, 2025

Burrowing mole-bot could characterize other planets' soil

Burrowing under soil opens up a whole new world, especially when that soil is on other planets. Getting under the top layer of regolith on a world such as Mars could give access to a world still extant with life, whereas, ...

Astronomy Feb 4, 2025

SETI researchers double-check 1 million objects for signs of alien signals

We can't help ourselves but wonder about life elsewhere in the universe. Any hint of a biosignature or even a faint, technosignature-like event wrests our attention away from our tumultuous daily affairs. In 1984, our wistful ...

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