Early life on Earth may have thrived in impact craters
When free oxygen accumulated in Earth's atmosphere during the Great Oxygenation Event (GOE), the course of life on Earth changed forever.
It created a new...
Engineered Microbes Turn Biodiesel Waste Into Valuable Plastic Ingredients
Scientists in South Korea have developed a new biotechnology that uses engineered microbes to turn biodiesel waste into an important ingredient used in plastics,...
New Plant-Based Spray Could Eliminate Bad Breath in Dogs
Many dog owners adore their pets but are less enthusiastic about one common problem: bad breath.
Smelly dog breath is more than just unpleasant—it can...
Why T. rex Ended Up With Tiny Arms
The Tyrannosaurus rex is famous for many things—its enormous size, terrifying bite, and surprisingly tiny arms.
For years, scientists have wondered why such a powerful...
Scientists discover a new way to spot alien life by looking for hidden patterns
For many years, scientists searching for life beyond Earth have focused on one main question: what kinds of molecules should they look for on...
Shark embryos reveal ancient blueprint behind the faces of all jawed animals
Scientists studying shark embryos have uncovered evidence that the basic blueprint for building faces in jawed animals has remained largely unchanged for more than...
Ancient continents may have helped create the right conditions for life on Earth
Scientists have discovered that the rise of Earth’s first continents may have played a major role in making life possible.
According to a new study...
Rare metal helped ancient life thrive long before oxygen filled Earth
More than three billion years ago, life on Earth faced a difficult problem.
The planet’s oceans contained only tiny amounts of molybdenum, a rare metal...
Scientists discover 75-million-year-old mammal that survived the dinosaur era
Scientists have discovered a new species of small mammal that lived at the same time as dinosaurs, offering fresh clues about how early mammals...
How malaria controlled human survival in Africa for 74,000 years
For tens of thousands of years, a tiny but deadly enemy may have quietly shaped where early humans could survive in Africa.
New research suggests...