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A large umbrella review has found no strong evidence to date that medicinal cannabis can effectively treat several mental health disorders, including anxiety, psychotic disorders, or post-traumatic stress disorder (PTSD).

High-fat, low-carb ketogenic diets are controversial, but a new study in mice suggests they really may work to improve health in some special cases - especially when combined with exercise.

The Large Hadron Collider has discovered a new particle, the 80th identified so far by the world's most powerful particle smasher, Europe's CERN physics laboratory announced Tuesday.

CLEVELAND, Ohio (AP) - A 7-ton meteor that sped across the Cleveland sky at 45,000 miles (72,420 kilometers) per hour on Tuesday before breaking apart in a thunderous boom startled residents who feared an explosion.

There's a huge amount of clean energy locked away in ocean waves, if only we could find a way to harness more of it.

Dick Van Dyke, the legendary American actor and comedian who starred in classics such as Mary Poppins and Chitty Chitty Bang Bang, turned 100 on December 13.

A brief blaze of gamma and X-ray light that lit up Earth telescopes in November 2024 may have come from an unexpected source.

Worldwide peanut production results in more than 10 million tons of waste piling up each year in the form of discarded shells - but now scientists have discovered a method of turning this biomass into graphene-like carbon materials.

A new analysis suggests that people who stop taking Ozempic-like medications keep off about 25 percent of the weight they lost, up to a year later.

The vivid hue of the lush green hills of Ireland may not have arisen from the mechanism many textbooks have touted for decades.