Researchers have successfully produced green hydrogen at a price that finally undercuts fossil fuels. By replacing the most wasteful part of the water-splitting process with agricultural waste, a new ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that won’t return until the next millennium. Comet C/2025 A6 (Lemmon), captured ...

Green hydrogen has long been billed as the clean fuel that could decarbonize heavy industry, shipping, and long‑distance ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system. First named A11pl3Z and now designated as ...

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals formed much later than expected. These late-forming bodies match the ages and ...