How old is Yosemite Valley?
The age of Yosemite Valley has been hard to pin down. UC Berkeley geologists now say it’s younger than we thought, with most of...
These ostrich-like dinosaurs from Mississippi are among the world’s largest
Ostrich-like dinosaurs called ornithomimosaurs grew to enormous sizes in ancient eastern North America, according to a study published in PLOS ONE by Chinzorig Tsogtbaatar...
Scientists find new way to decode asteroid’s interior structure
Astronomers have found a way to determine an asteroid’s interior structure based on how its spin changes during a close encounter with Earth.
NASA hit...
Scientists find way to determine when a massive star is about to die
Astronomers from Liverpool John Moores University and the University of Montpellier have devised an early warning system to sound the alert when a massive...
What happens if Earth loses its last remaining large animals
Are elephants important? How about rhinos? Or lions?
What happens if Earth loses its last remaining large animals?
A new study by biologist Felisa Smith at...
Fluctuating oxygen levels may have accelerated evolution on Earth
Oxygen levels in the Earth’s atmosphere are likely to have “fluctuated wildly” one billion years ago.
This created conditions that could have accelerated the development of...
Why the Salton Sea in California is turning into toxic dust
The Salton Sea, California’s most polluted inland lake, has lost a third of its water in the last 25 years.
New research has determined a...
Saltier sea water may predict heavy summer rains in the Midwest
Farmers in the Midwest should care about the saltiness of ocean water thousands of miles from their fields, according to a team of scientists.
The...
Why is there a genetic risk for brain disorders? Neandertal DNA may offer answers
In a study from the University of Tartu, scientists found Neandertal DNA may provide answers to why there is a genetic risk for brain...
Dinosaur-killing asteroid triggered mega-earthquake lasted weeks to months
66 million years ago, a 10-kilometer asteroid hit Earth, triggering the extinction of the dinosaurs.
New evidence suggests that the Chicxulub impact also triggered an...