Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

Physicists from Trinity College Dublin believe new insights into the behavior of light may offer a new means of solving one ...

Researchers at Princeton and North Carolina State University have developed a technique that substantially improves the ...

Researchers have built a new platform that produces ultrashort UV-C laser pulses and detects them at room temperature using ...

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

Liquids and solutions may look simple, but on the molecular scale they are constantly shifting and reorganizing. When sugar dissolves in water, each sugar molecule quickly becomes surrounded by fast ...

Behavioral economist Katy Milkman explains why most New Year’s resolutions fail and shares how science-backed strategies can build habits that last. From Agency Chaos to Dark Energy Shocks: How ...