A peptide is a short chain of amino acids, usually under fifty residues, that the body uses as a signaling molecule. Most ...

I was one of the people that number eventually included, at a project camp in the province of Toledo. Not as a statistic exactly — more as a person standing in a line, waiting to be told where to go ...

A paper day planner beside a smartphone. Photo by cottonbro studio via Pexels, used as a representative image. A message flashes in the corner of a screen. Answering it takes perhaps 20 seconds. Yet a ...

If California’s Latino population were its own economy, it would rank among the world’s largest. A new report from UCLA and California Lutheran University reveals that California Latinos generated ...

Donald Unger’s one-man experiment answered a family warning. Larger studies have since tested it properly, and the answer they found is more careful than “cracking is harmless.” ...

Even when artificial intelligence generates the exact same empathetic response as a human, people value it less simply because they know it came from a machine. A sweeping new study involving over ...

A honey bee’s stinger left behind in skin after a sting. The detached apparatus can keep working on its own for a short time. Photo: Waugsberg / Wikimedia Commons, CC BY-SA 3.0 A honey bee stinger ...

Hannah Herbst won the Discovery Education 3M Young Scientist Challenge in October 2015, at the age of 15, with a propeller generator that turned the movement of water in the Boca Raton Intracoastal ...

Set the two buildings next to each other and the mismatch is almost comic. The Empire State Building is far taller, a slim steel spire that went up in just over a year. The Great Pyramid is shorter, ...

A caver dropped into a hole in the limestone of Comal County, Texas, put his face into the underground stream at the bottom, and found the streambed paved with bones. John Young photographed what he ...

This article predates the current owners of Science Blog. It has not been reviewed under the current editorial process and is kept as part of the archive. For most dog owners, understanding what their ...

In a pioneering study published in Molecular Psychiatry, researchers have uncovered evidence that frequent use of high potency cannabis leaves a distinct signature on DNA. This discovery offers ...