Scientists pinpoint dinosaurs’ last spring duo to Chicxulub asteroid
A new study conclusively confirms the time year of the catastrophic Chicxulub asteroid, responsible for the extinction of dinosaurs and 75 percent of life...
This 2,700-year-old leather armor proves technology transfer happened in antiquity
Researchers at the University of Zurich have investigated a unique leather scale armor found in the tomb of a horse rider in Northwest China.
Design...
How world’s largest pterosaur got airborne
With a wingspan nearing 40 feet, the giant pterosaur Quetzalcoatlus is the largest known animal to take to the sky.
But known from only a...
Lunar radar data uncovers new clues about moon’s ancient past
The dusty surface of the moon — immortalized in images of Apollo astronauts’ lunar footprints — formed as the result of asteroid impacts and...
A dinosaur trove in Italy rewrites the history in ancient Mediterranean area
Italy is not exactly renown for dinosaurs.
In comparison to its excellent artistic and archaeological heritage, dinosaur fossils are very rare.
Not surprisingly, the discovery of...
Two periods of volcanism caused severe mass extinction, shows study
Scientists at the University of Southampton have discovered that two intense periods of volcanism triggered a period of global cooling and falling oxygen levels...
How oxygen masks brought down a plane
When oxygen masks drop from the airplane ceiling, they’re not connected to a big tank of gas.
Instead, a chemical reaction supplies oxygen to passengers.
But...
How did the Earth and moon form?
The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun.
It grew larger thanks to...
Loss of ancient grazers triggered a global rise in fires, shows Yale study
From 50,000 years to 6,000 years ago, many of the world’s largest animals, including such iconic grassland grazers as the woolly mammoth, giant bison,...
Ancient human relative walked like a human, but climbed like an ape
Scientists have discovered a two-million-year-old fossil vertebrae from an extinct species of ancient human relatives.
The recovery of new lumbar vertebrae from the lower back...