Universe’s missing half: What is antimatter and why it matters

[ad_1] In 1930, theoretical physicist Paul Dirac was trying to reconcile quantum mechanics with Einstein’s theory of relativity when his equations hinted at something strange: the existence of a “mirror” particle identical to the electron, but with opposite charge. Its implications made him uneasy  — that every particle has an antiparticle, and that perhaps the […]

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Black holes may hide a mind-bending secret about our universe

[ad_1] For the past century the biggest bar fight in science has been between Albert Einstein and himself. On one side is the Einstein who in 1915 conceived general relativity, which describes gravity as the warping of space-time by matter and energy. That theory predicted that space-time could bend, expand, rip, quiver like a bowl […]

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