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Earth Sciences Sep 23, 2026

Adding limestone to Mississippi River Basin farmlands acts as a major carbon sink, study finds

In a discovery as broad and far-reaching as the Big Muddy itself, a new Yale–led study says farmers in the Mississippi River Basin are storing more carbon dioxide (CO2) in the soil than they emit when they add limestone to ...

Evolution Sep 23, 2026

Bat genomes and fossils point to a European origin 65 million years ago

New research from the University of St Andrews has created the largest combined study of bat genomes and fossils ever undertaken, finding that bats most likely originated in Europe around 65 million years ago before spreading ...

Astrobiology Sep 23, 2026

Earth may have gained optimal conditions for life's chemistry 4.33 billion years ago

Conditions on early Earth may have become stable enough to sustain the chemistry associated with the origins of life around 4.33 billion years ago, according to new research co-led by Planetary Science Institute senior scientist ...

Space Exploration Sep 23, 2026

Silicon solar cells could cut satellite power costs by up to 90%

Switching to modern silicon solar cells could cut the cost of powering satellites by as much as 90% based on beginning-of-life (BOL) performance, according to a review led by the University of Surrey. The switch to silicon ...

General Physics Sep 23, 2026

Could negative mass exist and be observed?

Unlike electric charge, as far as we know all mass is positive, and positive masses attract one another. Could negative mass exist, and if so, what would be the ramifications?

Earth Sciences Sep 23, 2026

Currents in an Arctic sea accelerate the sinking of carbon-carrying phytoplankton

Tiny plantlike organisms called phytoplankton that form the base of marine food webs topped by orcas, whales and sharks usually get eaten or slowly sink to the seafloor, carrying carbon as they go. Across most of the ocean, ...

General Physics Sep 23, 2026

Pigeons' proposed inner-ear compass runs into a noise problem

A pigeon turning its head might seem an unlikely electricity generator. Yet one proposed explanation for the bird's magnetic sense depends on exactly that: Turning through Earth's magnetic field would produce tiny electrical ...

Space Exploration Sep 23, 2026

UK to launch new military space squadron to protect satellites

Britain announced Wednesday that it will launch a new military space squadron to defend the country's satellites, the latest move as countries race to develop military space capabilities.

Environment Sep 23, 2026

Chile's Atacama Desert blossoms with life after El Niño rains

A display of flowers has bloomed across Chile's Atacama Desert, one of the driest places on Earth, after the El Niño climate phenomenon brought heavy rain to the region.

Ecology Sep 22, 2026

Two native turtles are vying to survive in a coastal Australian river. One doesn't belong there

The Manning River helmeted turtle (Myuchelys purvisi) might just be Australia's most beautiful freshwater turtle.

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