A fourth Sun-like star loops around this tightly packed inner nexus roughly once every 1,000 days. The whole collection would ...

Ancient rock crystals from Australia suggest that early Earth might not have been as different as scientists had thought from ...

Back from the brink. Under a microscope at Chester Zoo, UK, a greater Bermuda snail (Poecilozonites bermudensis) awaits its ...

The United States has slammed the brakes on legal routes to limit greenhouse gases. But cities, states and businesses can ...

The UN Sustainable Development Goals represent a carefully-crafted road map for future human and planetary prosperity.

Mainstream chatbots presented varying levels of resistance to deliberate requests for fabrication, study finds.

Crystal jellyfish have an eerie beauty: thanks to a natural protein, they emit a faint green glow. For decades, researchers have used that green fluorescent protein and similar molecules to light up ...

Weak shock waves triggered by micro-cracks in the adhesive layer of tape cause it to screech when being unspooled from its ...

People with aphantasia are offering brain scientists a window into consciousness. This is an audio version of our Feature: Many people have no mental imagery. What’s going on in their brains?

Adults whose brains still have strong neuron production seem to have better memory and cognitive function than do those in ...

Scientists say the findings are a warning about the kinds of chemical that people are exposed to in the environment.

Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there ...