Scientists delighted as failure to detect key signal from space explains the beginnings of the universe
Researchers were looking for a specific signal, known as the 21-centimeter hydrogen line
Embroidered patches allow existing fabrics to generate electricity
The phenomenon is known as the triboelectric effect, and it's what's responsible for the static charge that occurs when you're combing your hair
A jet built by China & Pakistan may soon be one of the most widely operated combat aircraft in the world
The JF-17 is only in service with three countries