Take a look at what the weather has in store for South Africa’s nine provinces this Wednesday, 5 November 2025.

The first thing you could do to find out if you’re vitamin D deficient is try an at-home blood test – they’re readily ...

Ultraviolet light causes damage to DNA, leads to cancer and photoaging: age spots and wrinkles. I was curious about this ...

A recent study identifies a consistent glow across six species of North American bats, but the underlying reason for the ...

A sunlight-powered reactor turns ordinary sewage into hydrogen fuel while cleaning the water, showing how simple materials ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

Light therapy lamps, also known as sunset projection lamps or sun lamps, are light boxes that mimic natural sunlight. When they feature the correct lux, a unit measuring the amount of light produced, ...

Researchers discovered bats will glow green when exposed to ultraviolet light in a process known as photoluminescence.

Six bat species glow bright green under UV light after they've died for over 100 years but it's a mystery why.

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

While the neon glow may surprise us, the reality for the animals experiencing it might be very different. Bats don’t have a black light to shine on one another under the dark of night, and the moon ...

Six species of North American bats glow under ultraviolet lighting, according to a new study. Researchers don’t know why certain mammals exhibit this odd trait.