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Using AI later in solving tough problems boosts critical thinking and memory, a study shows, highlighting trade-offs between speed and reasoning.

Claims that fluoride in drinking water causes cognitive delays in kids are driving U.S. policy. A new study finds no evidence to back them.

Advances in decoding animal sounds might someday make animal translators a possibility.

Climate change could be forcing gray whales to seek food in San Francisco Bay, where vessel strikes may be driving rising deaths.

After looping around the moon, the Artemis II crew -- and their capsule's heat shield -- are preparing for the mission's final major test: coming home.

Shock waves from tiny black holes in the early universe could explain how antimatter became so rare while matter is common.

Solve the crossword from our May 2026 issue, in which we expand the way we see the universe.

By recording brain activity directly, scientists showed that imagining an object can revive parts of the neural pattern used to see it.

Conservationists now list the penguins and seals as "Endangered." Climate change in Antarctica has led to plunging populations.

The Artemis II moon flyby may be over, but the hunt for scientific treasures in the trove of data collected is just starting.