General Physics Jul 23, 2026

Materials surrounding a fusion reaction can dramatically increase how often it occurs

Fusion at high temperatures powers the sun and, if harnessed, could provide a potential source of energy here on Earth. But controlling fusion reactions has other benefits. The process also generates subatomic particles called ...

General Physics Jul 26, 2026

A quantum heat engine that simultaneously provides work and refrigeration

The laws of thermodynamics state that heat naturally flows from hotter systems or regions to colder systems or regions until a state of thermal equilibrium is reached. This simple principle underpins the operation of numerous ...

Environment Jul 25, 2026

Unwritten social rules, not government oversight, help keep forest land sustainable

Swidden agriculture—often called "slash-and-burn"—has been practiced on every inhabited continent throughout human history, and for decades it has been blamed for the destruction of the world's rainforests. However, a new ...

Archaeology Jul 26, 2026

Angola's oldest burials, including its only known ancient cremation, uncovered at a 15th-century site doomed by a dam

As the construction of a hydroelectric dam loomed, archaeologists raced to uncover Angola's earliest dated burials and its only known cremation at a 15th-century settlement before it vanished beneath the water.

Ecology Jul 24, 2026

How did inbred brown tree snakes take over the island of Guam?

If you look up invasive species in a textbook, there's a good chance you'll find a picture of a brown tree snake. Native to Australia and the South Pacific, the brown tree snake arrived on Guam sometime after World War II, ...

Astronomy Jul 24, 2026

Young rift flanks suggest Venus remains tectonically active

Venus is an inhospitable place, with temperatures soaring to several hundred degrees Celsius (hundreds of degrees Fahrenheit) and no oceans like those on Earth. Planetary scientists long believed Venus was geologically dormant. ...

Astronomy Jul 24, 2026

Io's volcanic output offers a 40‑day forecast of plasma density in Jupiter's magnetosphere

A careful statistical comparison of observations recorded by NASA's Juno mission and the Planetary Science Institute's Io Input Output observatory (IoIO) shows that IoIO observations reliably predict the density of Jupiter's ...

Planetary Sciences Jul 23, 2026

Mars auroras reveal miniature version of Earth's magnetic engine

NASA MAVEN (Mars Atmosphere and Volatile Evolution) mission scientists have uncovered a key puzzle piece in understanding certain types of auroras on Mars, finding that they form in a similar way to Earth–based auroras.

Archaeology Jul 23, 2026

Moon baboon: New insight into the mind of ancient Egyptians

New research from the University of St Andrews has shed light on baboons, moonlight and their link to an ancient Egyptian deity.

Evolution Jul 29, 2026

Gobi fossil reveals 6-inch 'Cretaceous rabbit' belonged to a different mammal branch

A remarkably preserved fossil from Mongolia's Gobi Desert is reshaping scientists' understanding of mammal evolution during the age of dinosaurs.

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