A dim star shows signs of auroral lights, the first detected on a body that’s not a planet or moon.
Biology’s tree of life has morphed from the familiar classroom version emphasizing kingdoms into a complex depiction of supergroups, in which animals are aligned with a slew of single-celled cousins.
As more people survive serious brain injury, researchers are using EEG and fMRI to learn who is aware inside an unresponsive body.
Gravity may explain how time always runs forward, even though the laws of physics should permit it to run backward.
To perceive time, the brain relies on internal clocks that precisely orchestrate movement, sensing, memories and learning.
Science News writers report on the latest scientific investigations into time’s place in the physical, biological and mental worlds.
Cornell ornithology lab’s computer identification of common North American avian species needs your photos.
The skeletons of diatoms, algae that produce oxygen but also form toxic blooms, can create beautiful microscopic designs.
Most of Earth’s creatures keep time with the planet’s day/night cycle. Scientists are still debating how and why the circadian clocks that govern biological timekeeping evolved.
Reviews & Previews
Paleontologist Donald Prothero takes readers through the evolution of life on Earth from the earliest oozes of goo to our recent relative Lucy.