When people think of DNA, they usually think of genes, the parts that code for proteins and drive inherited traits. But there ...

The head of the Environmental Protection Agency on Thursday appeared to nod to conspiracy theories that have swirled around ...

Russia, China, Iran and North Korea are all hostile to the U.S. That doesn’t mean they would go to war for one another—for ...

Putting aerosols in the stratosphere to reflect sunlight could prevent the shutdown of key ocean currents, but only if it is ...

New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...