The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the evolutionary relationships among birds: the illustrated Birds of the World Phylogeny Explorer. Available on Birds of the World, the Phylogeny Exp…
Archeologists found a 430,000-year-old tool, and it isn't Rupert Murdoch. The artifact, one of two found at a lake shore in Greece, are the oldest wooden implements ever identified. Described…
Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up surprises. A new paper reveals the latest: a possible rocky planet slightly larger than Earth, orbiting a sun-like star about 146 light-years …
While it has become a word, laser used to be an acronym: “light amplification by stimulated emission of radiation”. But there is an even older technology called a maser, which is the sa…
Long ago, this was a sprawling lake. Today, the dry basin tells a story of ancient climate shifts, human resilience, and a dramatic landscape shaped by time.
In its first moments, the infant universe was a trillion-degree-hot soup of quarks and gluons. These elementary particles zinged around at light speed, creating a "quark-gluon plasma" that lasted for only a few millionths of a second. The primordial goo then …
This study shows that many small RNAs in Capsella rubella pollen originate from maternal tissues. These mobile small RNAs support proper pollen development, revealing that non-cell-autonomous small RNAs are crucial for successful plant reproduction.
Liquid nitrogen can be used safely in food preparation — but one man's stomach burst after he threw back a cocktail that had been cooled with the substance.