Scientists discover bizarre meat-eating dinosaur in Egypt’s Sahara Desert.
Researchers at Ohio University and other institutions have discovered a new kind of large-bodied meat-eating dinosaur, or theropod, from a celebrated fossil site in...
Liquid water could exist for billions of years on non-Earth-like planets
Low-mass planets with a primordial atmosphere of hydrogen and helium might have the temperatures and pressures that allow water in the liquid phase.
The...
Ancient microbes may help us find extraterrestrial life forms
Using light-capturing proteins in living microbes, scientists have reconstructed what life was like for some of Earth’s earliest organisms.
These efforts could help us recognize...
Great white sharks may have contributed to megalodon extinction
Using zinc isotopes, researchers investigated the diet of the megalodon, the largest shark to have ever lived
Megatooth sharks like Otodus megalodon, more commonly known...
New study explains what may have triggered ice age
A new study led by University of Arizona researchers may have solved two mysteries that have long puzzled paleo-climate experts:
Where did the ice sheets...
The smell of desert rain may be good for your health
Desert dwellers know it well: the smell of rain and the feeling of euphoria that comes when a storm washes over the parched earth.
That...
Human middle ear evolved from fish gills, shows fossil study
The human middle ear—which houses three tiny, vibrating bones—is key to transporting sound vibrations into the inner ear, where they become nerve impulses that...
This extinct giant crocodile species likely preyed on human ancestors
Millions of years ago, giant dwarf crocodiles roamed a part of Africa with a taste for our human ancestors.
In a new study, researchers led...
Omicron hit rural America harder than cities, study finds
Scientists from the University of Cincinnati found the omicron wave of the COVID-19 pandemic in late 2021 and early 2022 spread like a grass...
Earth’s inner core oscillates, not consistently rotates as thought before, shows study
Scientists have found evidence that the Earth’s inner core oscillates, contradicting previously accepted models that suggested it consistently rotates at a faster rate than...