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Earth Sciences Sep 23, 2026

Earth shifted among five 'mega-climate' states over 539 million years, with extinctions spiking near transitions

Earth's climate has undergone dramatic changes throughout its history, but new research suggests those changes may not have been as random as previously thought. A study led by an international team of researchers, including ...

Astronomy Sep 23, 2026

NASA's Hubble seeks lensed supernova, marks 200,000 orbits

NASA's Hubble Space Telescope completed its 200,000th orbit around Earth on Sept. 19, marking another milestone for an observatory that continues to transform our understanding of the universe.

Cell & Microbiology Sep 23, 2026

Uncovering gravity's impact on the human genome

The Human Genome Project was launched in 1990, preceded by decades of breakthroughs in genetics. It eventually gave us a sequence of the human genome. Yet, while the physical rules behind the genome's organization remain ...

Planetary Sciences Sep 23, 2026

The far side of the moon provides clues to a past magnetic field

Unlike Earth, the moon no longer has a core-generated magnetic field. On our planet, the movement of liquid iron in the outer core generates a global magnetic field. This so-called geodynamo works on a similar principle to ...

Earth Sciences Sep 23, 2026

Past emissions from top polluters will keep the planet warmer for decades to come

If someone leaves the faucet running in your bathroom and the house floods, it's easy to assign responsibility for the damage. But for other disasters—bigger, more complicated and costlier ones—the link between cause and ...

Space Exploration Sep 23, 2026

Exercise keeps astronauts' hearts strong enough for flight to Mars

Intense exercise during long spaceflights helps maintain heart structure and function within a range needed to tolerate the low-gravity environment of Mars, a study co-led by a UT Southwestern Medical Center researcher suggests. ...

Environment Sep 23, 2026

New mining map highlights damage caused by extracting metals for your smartphone

The most sustainable smartphone is the one you currently own. An estimated 80% of your phone's negative impact on the environment happens before the first minute of use—before it is even unboxed.

Astronomy Sep 23, 2026

SKA may detect magnetic fields on distant exoplanets

Studying exoplanets has given astronomers insights into the characteristics that could help them find life beyond Earth. For years, astronomers thought an exoplanet's location in a star's habitable zone was enough to make ...

Planetary Sciences Sep 23, 2026

How diffractive solar sails could stop a killer asteroid at 100 km/s

Asteroids don't come with a warning label that they might one day hit Earth. While we don't know of any currently on course to do so, we are finding thousands of new ones each year, and there's always a chance that one could.

Earth Sciences Sep 23, 2026

Why a healthy seafloor matters for the Earth system

The seafloor is more than just the ground beneath the sea. Two-thirds of Earth's surface is covered by oceans, which have an average depth of almost 4 kilometers (2.5 miles). For a long time, the seafloor's remoteness protected ...

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