Learn what happens to cells inside the nose during an RSV infection, and why infants are so vulnerable to the virus.

Learn how a particle born in the sun’s core left a measurable flash of light two kilometers beneath Earth’s surface.

Learn how chemical signatures in the Hjortspring boat’s caulking pointed researchers toward its Baltic origins.

Learn about theobromine, a chemical compound in dark chocolate that is linked to anti-aging.

Learn how high caffeine levels and overlooked stimulants in energy drinks may strain the heart and elevate stroke risk.

Learn how new discoveries about whale language also raise ethical and legal questions.

Learn more about mammal monogamy rates, which support the theory that the primary mating pattern in Homo sapiens is monogamy.