Clues as to how building blocks of life on Earth may have been seeded.

Patches of stem-cell-derived heart muscle improve damaged hearts.

Device can grab like a hand, crawl across the floor, or jump high, just by pulling on a simple muscle.

Research that helps drive our economy is on hold and may face new ideological limits.

Global warming from burning fossil fuels increased the likelihood of extreme fire conditions.

Even at its closest point to Earth, Mars looms 250 times farther than the Moon.

The next 15 drugs up for negotiation will be released soon and may include a GLP-1.

Board members expressed concerns over high fees, editorial independence, and use of AI in editorial processes.

Specialized neurons have evolved to make the "bait" wiggle like prey.

Bronze Age combat, moral philosophy and Reddit's AITA, Mondrian's fractal tree, and seven other fascinating pape...