Occam’s razor holds that the simplest explanation is closest to the truth. But the real world is quite complex ...

Estimates of how fast the universe is expanding disagree. Could a new form of dark energy resolve the problem?

There is no simple solution to tackling health inequity, but we’re confident that infusing health equity principles across ...

We have been adding “leap seconds” to time kept by our atomic clocks, but soon we may have to subtract one. Are the tiny ...

Author’s note: Wegener was an early proponent of continental drift—a theory initially met with resistance. Fossil and gene ...

Daniel Galef writes poetry, plays, short stories, and humor. His book Imaginary Sonnets contains 70 monologues spoken by ...

Duncan Geere is an information designer and data storyteller, specializing in climate and environmental work. Songs and ...

Gentle nasal spray vaccines against COVID, the flu and RSV are coming. They may work better than shots in the arm ...

Half a century after its discovery, this iconic fossil remains central to our understanding of human origins In the spring of ...

Fortunately, recognition and treatment of attention deficit hyperactivity disorder in grown-ups are getting better ...

To undo this bias, researchers are changing the algorithms and instruments and finding new models to reduce disparities.

Vaccines delivered through a puff up the nose or into the mouth could be even more effective than shots at protecting people ...