Sun like it hot

At the outermost edges of the sun's atmosphere the temperature rises to several million degrees Celsuis.

Few would be surprised to learn that the sun is very, very hot. At its surface, the temperature is several thousand degrees Celsius. But you might think that, like a fire, the temperature drops as you move away from the surface. In fact, way out in the sun’s corona (the outermost part of its atmosphere) … Read more

Our 10 favourite science facts from 2017

by Zoé de York From rubber dandelions and toxic crustaceans to anti-vaxxers and the world’s hottest geothermal well, Horizon covered a wide variety of stories in 2017. Here are our 10 favourite science facts that we learned along the way. 1. One sugar-cube-sized chunk of a neutron star would weigh a billion tonnes, or as much … Read more