By Vivek Varyani
Thu, 9 Jan 2025
Sick and tired of all the irritating people in the world? There’s some good news for you then. Scientists may have discovered 2 new habitable planets that are not too far from us.
news@challenge.org
Tue, 4 Apr 2017
Alfred Gilbert
Tue, 19 Dec 2017
Henry Smith
Rebecca Lam