In 1905, Einstein established relativity under the condition of denying the absolute space-time valid in Newtonian mechanics. In those days, the quantum theory was also established by accepting De ...

With few clues to go on, we don't know what it is; we only know of its existence because somehow, the effects of gravity ...

Your gadgets run on direct current, but the electricity in your home is alternating current. What’s up with that?

This has to go down as one of the most inventive and ambitious motorcycle designs I've seen in nearly 20 years following ...

An Iranian delegation visited Russian scientific institutes that produce dual-use technologies — components with potential ...