How cold is space? Does it ever drop to absolute zero, and what happens if you fall into it without a spacesuit? When you purchase through links on our site, we may earn an affiliate commission.

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Jan. 17, 2026 Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of tiny earthquakes that are far too weak to feel. These faint ...