But despite its importance, many of the most fundamental properties of the core are unknown. We do not know exactly how hot the core is, what it is made of or when it began to freeze. Fortunately, a ...

Abstract: This study presents a comprehensive physics design and optimization investigation of an electron injector system for the Korea fourth-generation storage ring (Korea-4GSR) light source with a ...

In “Do Sports Explain the ‘Math Gender Gap’?” (op-ed, Sept. 8), J.T. Young speculates whether “the way we teach math is somehow biased against girls.” A related issue is that recent teaching ...

Artificial intelligence is consuming enormous amounts of energy, but researchers at the University of Florida have built a chip that could change everything by using light instead of electricity for a ...

Here’s how it works. A computer that uses light for its calculations could make future AI more energy efficient, according to a new study. (Image credit: Chris Welsch for Microsoft.) A computer that ...

Lunar eclipses are among the most awe-inspiring celestial events, turning the Moon a dramatic shade of red. But for centuries, these events have also inspired myths, fears, and superstitions across ...