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The fundamentals of light continue to fascinate scientists and reveal new secrets - including how its effects can be counterintuitive.

A major barrier to harnessing energy via nuclear fusion is the fuel source.

Voyager 1 has been on an incredible journey that's defied all expectations.

Low Earth orbit is becoming increasingly crowded with satellites, and they're quietly erasing our view of the Universe.

Anorexia nervosa is a serious, life-threatening eating disorder that is notoriously difficult to recover from.

From day one of its very first menstrual cycle, an ovary works hard to develop follicles that produce and release the very best eggs for reproduction.

While the world drowns in plastic, researchers are on the hunt for practical materials that are lightweight, tough, and biodegradable. In recent years, scientists have increasingly turned to the natural world for inspiration - with a whole lot of ...

Major depressive disorder (MDD) is a severe, clinical type of depression, a more broadly defined mood disorder associated with a persistent feeling of sadness and a loss of interest.

Major depressive disorder is the most common mental health issue in the world, affecting hundreds of millions of people at some point in their lives.

This Week in Science: A non-surgical intervention for knee pain, a superconductor temperature record, an immune system 'reset', and much more! First up: We may soon have a new treatment for arthritic knees.