Scientific American.com

Some amount of chatbot hallucination is inevitable. But there are ways to minimize it

Periodical cicadas have a clever hack to help them figure out when to emerge after more than a decade underground

The depiction of the climate crisis as a cliff—once we fall off the edge, it’s game over—is nonsense

To make the most of any total solar eclipse, put down your gadgets and bask in one of our solar system’s most glorious spectacles

Total solar eclipses have set the stage for major scientific advancements—everything from the discovery of helium to the testing of Einstein’s general theory of relativity.

A solar geoengineering experiment in San Francisco could lead to brighter clouds that reflect sunlight. The risks are numerous

Ancient Maya saw solar eclipses as a “broken sun” that was a sign of possible destruction

Researchers used tinned fish to reconstruct parasitic population change, giving new meaning to the phrase “opening a can of worms”