SpaceStunning image shows the closest ever Einstein ring Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has picked one up just 600 million light years from Earth ¿ìè¶ÌÊÓÆµ
TechnologyAI chip smaller than a grain of salt uses light to decode data A tiny chip on the tip of a fibre-optic cable can passively harness light to perform AI computations, dramatically reducing the amount of energy and computing power required ¿ìè¶ÌÊÓÆµ