Oxygen depletion in ancient oceans caused major mass extinction
Late in the prehistoric Silurian Period, around 420 million years ago, a devastating mass extinction event wiped 23 percent of all marine animals from...
Breakthrough enables storage and release of mechanical waves without energy loss
Light and sound waves are at the basis of energy and signal transport and fundamental to some of our most basic technologies—from cell phones...
Scientists discover evidence for past high-level sea rise
An international team of scientists, studying evidence preserved in speleothems in a coastal cave, illustrate that more than three million years ago—a time in...
Banning trophy hunting can have a detrimental impact, experts say
Experts have outlined "compelling evidence" that suggests banning trophy hunting can negatively affect conservation—arguing that unregulated killings are far more prevalent in non-hunting zones.
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Solving the pancake problem
If you swirl a glass of wine clockwise, the wine inside will also rotate clockwise. But, if you're making a blueberry pancake and you...
Deep snow cover in the Arctic region intensifies heat waves in Eurasia
Variations in the depth of snow cover in the Arctic region from late winter to spring determines the summer temperature pattern in Eurasia, according...
Why there are so many species at the equator and so few at the...
Earth is teeming with strange life forms—crabs with 12-foot-long legs scuttling off the Japanese coast, mushrooms that glow at night in eastern North America,...
For the first time, astronomers catch asteroid in the act of changing color
Last December, scientists discovered an "active" asteroid within the asteroid belt, sandwiched between the orbits of Mars and Jupiter. The space rock, designated by...
New MIT paper outlines plan to fight election interference
One of the most urgent threats facing our democracy and other democracies abroad is the ability to detect and thwart foreign election interference. But,...
Tiny thermometer measures how mitochondria heat up the cell by unleashing proton energy
Armed with a tiny new thermometer probe that can quickly measure temperature inside of a cell, University of Illinois researchers have illuminated a mysterious...
New artifacts suggest people arrived in North America earlier than previously thought
Stone tools and other artifacts unearthed from an archeological dig at the Cooper's Ferry site in western Idaho suggest that people lived in the...