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A century-old theory about the origins of life on Earth may be wrong. New research from the University of Cambridge suggests that comets traveled too fast and struck at unfavorable angles for the fragile molecules needed for life to survive, making . ...

Global fossil fuel emissions are projected to fall in 2026 as renewable energy and electric vehicles gain ground, but rising emissions from deforestation threaten to push total CO2 emissions to a new record. Scientists warn that the world's remaining ...

After more than 35 years of research, scientists have uncovered surprising clues about what really drives Lyme disease risk. Contrary to longstanding assumptions, deer populations appear less important than mice, which can fuel a 40% increase in tick ...

The Shroud of Turin, one of history's most mysterious religious artifacts, is yielding surprising new clues through DNA analysis. Scientists have uncovered a complex mixture of biological traces that may reveal more about the cloth's past and the ...

Scientists have discovered that the stickiness of underwater "marine snow" plays a surprisingly important role in how much carbon reaches the deep ocean. Gooier particles resist bacterial breakdown and can transport more than six times as much carbon ...

Researchers have discovered a stunning new species of tiny orange-patterned fish in the Brazilian Amazon, but its survival may already be at risk. Named Laimosemion laranja, the brilliantly colored killifish measures less than three centimeters long ...

A remarkable fossil discovery in Colombia is challenging how scientists understand major evolutionary changes in Earth's history. Researchers uncovered an incredibly diverse ancient marine ecosystem where giant reptiles, sharks, and other creatures . ...

Scientists investigating a 2,800-year-old Siberian tomb discovered roughly 1,000 cannabis seeds and chemical evidence suggesting ancient Scythians used the plant for its intoxicating effects. The remarkable find, surrounded by evidence of elaborate . ...

Humans collectively produce more than 2 billion tonnes of carbon dioxide annually just by turning food into energy, a 74% increase over three decades largely driven by population growth. Unlike fossil fuel emissions, however, the CO2 we exhale is ...

Scientists have uncovered evidence that Europe was dominated for more than 20 million years by open woodlands, colorful meadows, and large grazing animals, not the dense forests long considered its natural state. The surprising discovery challenges . ...