A different interpretation of time might explain why people see their whole lives replayed to them in a split second.

This is the first time a measurement has been made of the entropy generated by telling time.

Two brain regions are at work when you imagine the future. One comes up with the new event. The other evaluates how you'd feel about it.

Simply giving chemotherapy in the morning, rather than in the evening, could add a few months of survival for patients with glioblastoma.

Simply giving chemotherapy in the morning, rather than in the evening, could add a few months of survival for patients with glioblastoma.

The US electricity grid is actually five regional grids, and it's hard to share power between them. A macrogrid could bridge the gaps, making electricity cheaper and more reliable.

New research has tested the latest generation of atomic clocks.

Researchers report progress on synthesizing and detecting ions that are among the most sensitive measures for time symmetry violations.

Too much screen time doesn't leave enough time for other important parts of growing up. Predicting which little kids will likely grow into heavy tech users could help target educational campaigns.