An engineered enzyme can quickly slice and dice some A and B markers from blood cells, bringing researchers closer to creating universal blood.
A surge in designer drugs, which emulate the highs of classic illicit substances with unpredictable effects, is keeping law enforcement busy.
Light-activated, human-made particles can align themselves with the flow of a fluid and swim upstream.
Curiosity has explored Mars for over two and a half years. What if NASA's rover kept a scrapbook?
Charged particles like the ones astronauts might encounter wallop the brain, mouse study suggests.
A surprising new result seems to suggest that subtle changes in Earth’s rotation rate could account for physicists’ difficulty in measuring Newton’s gravitational constant. But some confusion with dates appears to derail the finding.
Reviews & Previews
Fraud in science gets a lot of attention and condemnation — as it should. But fraud isn't that interesting compared to all the errors that scientists commit unintentionally.
50 Years Ago
50 years ago, researchers prepared to greet Mediterranean fruit flies with sterile males.
Changes in the way that DNA is tightly packed in cells leads to mayhem that promotes the aging process.
A new dino called Yi qi may have taken to the skies with wings akin to those of pterosaurs and flying squirrels.