Australian radio host Kyle Sandilands announced on air yesterday that he has a brain aneurysm and needs urgent brain surgery.

Two US biotech companies say the Food and Drug Administration has cleared them to conduct clinical trials of their gene-edited pig kidneys for human transplants.

Extreme heat will reach dangerous levels – even for younger people – across an area equivalent to the size of the United States if Earth's global warming hits two degrees Celsius, scientists warned on ...

Arizona's magnificent Grand Canyon is painstaking result of the Colorado River's current wearing away the planet's surface ...

Close to the summit of an underwater mountain west of the Mid-Atlantic Ridge, a jagged landscape of towers rises from the gloom.

Cannabis is increasingly accessible in many countries, including several that have recently relaxed prohibition laws or legalized recreational use for adults.

Many of us have witnessed unusual and even anti-social behaviour at an airport or on a flight. These may range from benign ...