What was Einstein's miracle year?
In 1905, often called Albert Einstein's "miracle year," he published four groundbreaking papers, including special relativity and the idea behind E=mc².
Reference: National Institute of Standards and Technology (NIST)
In 1905, often called Albert Einstein's "miracle year," he published four groundbreaking papers, including special relativity and the idea behind E=mc².
Guglielmo Marconi is usually credited with inventing the radio, but a 1943 US Supreme Court decision invalidated key parts of his patent, recognizing earlier work by others including Nikola Tesla.
When cooled close to absolute zero, liquid helium becomes a superfluid that flows without friction and can creep up the walls of its container.