Ultraviolet (Uv) Radiation from the Sun Is Largely Absorbed by the Earth's Atmosphere and Never Reaches Its Surface, but a Human Unprotected in Space Would...
Ultraviolet (UV) radiation from the sun is largely absorbed by the Earth's atmosphere and never reaches its surface, but a human unprotected in space would suffer sunburn from UV radiation within seconds.
Would you get a sunburn on the moon?
People on Earth who've gotten sunburns are familiar with the sun's powerful rays — but the moon suffers from sunburn, too. Some regions of the lunar surface exhibit a distinctive pattern of darker and lighter swirls.
Fires can't start in space itself because there is no oxygen – or indeed anything else – in a vacuum. Yet inside the confines of spacecraft, and freed from gravity, flames behave in strange and beautiful ways. They burn at cooler temperatures, in unfamiliar shapes and are powered by unusual chemistry.
Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.