Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...
Brr! But in sunlight near Earth, temperatures can swing to a boiling 250 degrees Fahrenheit. That's why astronauts wear reflective white spacesuits. Unimpeded, light can move at 299,792,458 meters ...
this day is marked as Earth Rotation Day because of the relevance. Science, astronomy lovers honour Leon Foucalt today. Interesting facts Did you know that Earth is spinning faster than it has in ...