Researchers have developed microchips using field-effect transistors that can detect multiple diseases from a single air sample with high sensitivity. The technology enables rapid testing and could ...

Dyson released the V15 Detect in 2021, and it was the first cordless stick vacuum to feature a green laser light for dust detection. Since then, I’ve tried plenty of other models that have dust ...

Don't go out wandering aimlessly looking for treasure. A little research can make your metal detecting hobby much more rewarding. By Eric Alt Published Apr 11, 2026 1:28 PM EDT Add Popular Science ...

Losing your sense of smell might signal Alzheimer’s far earlier than expected. Scientists found that immune cells in the brain actively destroy smell-related nerve fibers after detecting abnormal ...

City Detect, a company that uses vision AI to help local governments monitor the health of buildings and neighborhoods, announced on Friday a $13 million Series A round led by Prudence Venture Capital ...

One of the chief problems with “luxury surveillance” devices, like smart glasses with baked-in video recording cameras, is that they often look indistinguishable from regular eyewear, meaning you ...

Artificial intelligence detectors are increasingly used to check the veracity of content online. We ran more than 1,000 tests and found several strengths and plenty of weaknesses. By Stuart A.

If you’re feeling worn out or have suddenly lost some weight, your doctor might send you for a blood test. Blood tests are a common way health-care professionals detect, diagnose, and monitor a range ...

New peer-reviewed research suggests Apple Watch could play a much bigger role in spotting atrial fibrillation. In a real-world study, researchers found that smartwatch-based monitoring caught far more ...

Cancer continues to be one of the world's top causes of death, partly because of delayed discovery of the disease. But according to a recently released study, a simple blood test may be able to ...

In late 2005, five months after a car accident, a 23-year-old woman lay unresponsive in a hospital bed. She had a severe brain injury and showed no sign of awareness. But when researchers scanning her ...