The UV Index provides a measure of the sun's ultraviolet radiation, a short wavelength of light invisible to humans, that can cause sunburns. Sunburns are a factor that can lead to deadly health ...

The aurora on Mars has been captured in a photograph for the first time. Elise Wright Knutsen, at the University of Oslo, has been checking solar ...

Is black a colour? Black isn’t in the rainbow, but where does it fit in the colour spectrum? What makes something appear ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

In a world filled with artificial light and fast-paced routines, returning to natural sources of red light, such as sunrise ...

Energy from the sun’s rays can cause skin damage and cancers. Sunscreens can absorb or reflect the dangerous UV light. Here’s ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, ...

Yet even today, very little is known about this matter’s fundamental properties. Although it operates in the background, dark ...

"Ocula will provide critical data that informs future human and robotic missions and supports national security with intelligence, surveillance, and reconnaissance." ...

A study reveals that UV lamps used for gel manicures can damage the skin, causing premature aging and oxidative stress.

Sunscreen is not bad for your skin, but some formulations can cause issues for people with acne or allergy-prone skin, or who ...

While the Sun appears placid to the naked eye, it is a roiling sphere of ionized gas or plasma, shaped by powerful magnetic ...