Free falling: Einstein's equivalence principle holds that the motion of freely-falling bodies (whether apples, oranges, or anything else) is independent of their composition. The Cold Atom Laboratory ...
Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...
Researchers present the most precise test yet of the weak equivalence principle, a key component of the theory of general relativity. The report describes the final results from the MICROSCOPE mission ...