Science archive

Astronomers studying the rare supernova SN 2021yfj discovered material from one of the deepest layers of a dying star, providing a rare look at its hidden interior. The finding confirms key theories about how massive stars forge the elements that help build planets, worlds, and life.

The record-breaking heatwave is set to end with cooler and more unsettled weather by Sunday.

The battle between butter and margarine comes down to chemistry. Butter’s naturally occurring fats create rich flavors, golden browning, and flaky baked goods, while margarine’s modified plant oils offer consistency and a longer shelf life. Although both contain mostly fat, their different structure...

NASA selected 41 proposals from 37 companies to advance technologies in support of the agency’s goals to establish a long-term presence on the Moon and enable human exploration of Mars. These American companies, picked from NASA’s 2025 Announcement of Collaboration Opportunity (ACO), will mature tec...

This NASA/ESA Hubble Space Telescope image features the globular cluster NGC 6723, sometimes called the Chandelier Cluster.

A new study suggests Earth may have been sending tiny hitchhikers to Venus for billions of years. Researchers found that asteroid impacts could launch microbes into space, where some might survive the journey and end up suspended in Venus' clouds. If future missions detect life there, there's a surp...

Summary pending review.

Summary pending review.

Is it time to start considering solar geoengineering to help us combat extreme heat?