Headlines

SWOT satellite takes stock of world's river water

In a first, a space mission led by NASA and France has tracked Earth's rivers swelling and shrinking from month to month over the course of a year and found significantly less of a swing than previous model-based estimates. A record drought in the Amazon likely influenced the

Using individual atoms to achieve fossil-free chemistry

Every chemical reaction faces a barrier: For substances to react with one another, it is first necessary to supply energy. In many cases, this energy barrier is low—such as when striking a match. For many key reactions in industry, however, it is much larger—and increased

STEM stereotypes begin young, study shows

Children as young as seven begin to internalize stereotypes about who is more or less likely to pursue occupations related to science, technology, engineering and mathematics (STEM)—beliefs that may influence career choices as they approach adulthood, according to a new child

Möbius-inspired surface controls light in two directions

Light is an unusually rich carrier of information. Its direction of travel, wavelength, and polarization can all be used to encode signals or images. Yet controlling these properties independently remains difficult, especially when light can enter a device from either side.

Artemis II: What's on the menu?

The food flying aboard Artemis II is designed to support crew health and performance during the mission around the moon. With no resupply, refrigeration, or late-load capability, all meals must be carefully selected to remain safe, shelf-stable, and easy to prepare and consume