Science and engineering

A new device could help law enforcement spot traces of drugs or bomb-making materials from more than 100 feet away.

"Understanding the magnitude of this bias is essential in accurately interpreting survey results that include subjective reports of feelings and symptoms."

Researchers from the Higher School of Economics have shown that by stimulating the frontal cortex, a person’s financial risk appetite can be increased temporarily.

"If the fish improves sleep, great. If it also improves cognitive performance—like we've seen here—even better. It's a double hit."

Americans are evenly divided on whether businesses can deny services to same-sex couples. But it's not just for religious reasons.

Forget the chilly stethoscope: Small tags that emit radio waves could give doctors information on patient vital signs while they sit in the waiting room.

"Instead of looking for individual viruses, our A new test can identify whether viral infections are causing a patient’s respiratory illness by measuring RNA or protein molecules in their cells, according to a new study.test asks the question: 'Is the body fighting a virus?'"

A new theory involving a bubble structure around a gigantic, long-dead star may explain the origins of our solar system.

Research shows the Clean Air Act was likely responsible for a dramatic decline in atmospheric organic aerosol.

Neuroscientists identify a circuit that helps the brain record memories of new locations.

Relief supplies prepositioned by the United Nations Children's Fund (UNICEF) are ready for dispatch to areas of Philippines hit by Tropical Storm Tembin (known locally as “Vinta”)

Japan Air Self-Defense Force becomes first international KC-46 customer

Fresh violence in the Ituri province of the Democratic Republic of the Congo (DRC) forced over 2,650 refugees to cross over into neighbouring Uganda this week, five times the usual number of arrivals, according to the United Nations refugee agency.

A physicist considers all the time-travel—to Christmas Past and Christmas Future—in "A Christmas Carol." Here's what's possible and what isn't.