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Aliens did not visit Earth in the distant past. They didn't build the pyramids or rule ancient Greece from Mount Olympus or teach Mesoamericans how to plant corn. How do I know? Because they didn't ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself? The idea that aliens assisted the ...

A new study in mice suggests psychedelics make the brain more likely to "see" images from memory rather than what's actually in front of it. Long before modern laboratory testing, indigenous ...

A new kind of blood test promises to find cancer early - sometimes even before symptoms appear. The pitch is compelling: a single sample of blood could scan the body for dozens of different ...

President Trump recently signed an Executive Order that expands U.S. production of glyphosate, a herbicide contained in commercial and domestic weed killers, such as Roundup. Glyphosate has been ...

Earth has been around for 4.543 billion years. At numerous times during that long history, our planet has shared itself with the rest of the Solar System, particularly with our immediate ...

What most people think of when they hear the word "dementia" is memory problems and forgetfulness. But what people often don't know is that dementia can cause many different symptoms -

The human body is often described as a marvel of "perfect design": elegant, efficient and finely tuned for its purpose. Yet, when we look closer, a rather different picture emerges. Far from ...

Whether it's enjoying a podcast, listening to music or chatting on the phone, many of us spend hours a day using our headphones. One 2017 study of 4,185 Australians showed they used headphones on ...

On the shores of the west coast of Australia lies a window to our past: the stromatolites and microbial mats of Gathaagudu (Shark Bay). To the untrained eye they look like a collection of rocks and ...