Your eyesight might be good enough to confidently read the tiny text at the optometrist from a few meters away.

We already rely heavily on hydrogen gas as a fuel source, and it's considered key to reaching crucial carbon-neutral goals.

The bacteria that live on your skin could be playing a role in protecting you from the sun's harmful UV rays, scientists have discovered.

Humans love beer: worldwide, we can go through more than 187.9 million kiloliters (49.6 billion gallons) of it in just one ...

Antarctica's icy wilderness is warming rapidly under the weight of human-driven climate change, yet a new study points to an ...

First, light passes through the optical components of the eyes such as the cornea, pupil and lens. Together, they help focus the light onto the retina that senses light, while also controlling the ...

In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new ...

Ever since its formation around 4.5 billion years ago, Earth's rotation has been gradually slowing down, and its days have ...

And yet, in high altitudes on the Tibetan Plateau, where oxygen levels in the air people breathe are notably lower than lower ...

We've long known that a lack of sleep is bad for the heart – but scientists are now starting to understand exactly how it ...

In a promising new study, scientists have adapted an experimental cancer treatment to control celiac disease. The method ...

The JWST has done it again. The powerful space telescope has already revealed the presence of bright galaxies only several ...