Over 2,000 years ago, the Greek scholar Eratosthenes proved that the Earth was round and measured its size using only a stick and a camel. And yet, if intelligent aliens ever fly to Earth, they’ll probably rather reckon that the Earth is flat… Here’s why!
More on Science4All
Spacetime of Special Relativity Spacetime of Special Relativity
By Lê Nguyên Hoang | Updated:2016-02 | Views: 2486
Einstein's theory of relativity is the best-known breakthrough of the History of science. The reason for that isn't only the accuracy of the theory, but also and mainly its beauty. As Einstein once said: "Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone." This is what the article aims at showing Einstein's simple ideas of special relativity and their beauty.
Model-Dependent Realism Model-Dependent Realism
By Lê Nguyên Hoang | Updated:2016-02 | Views: 3001
Introduced by the two renowned theoretical physicists Stephen Hawking and Leonard Mlodinov in their book The Grand Design in 2010, model-dependent realism is a new controversial understanding of the universe. Based on solid logical reasonings and recent developments in physics, this concept may well be an incredible breakthrough for philosophy and science, as well as metaphysics.