Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of Ask a Spaceman and Space Radio, and author of "Your Place in the Universe." Sutter contributed this article ...

For decades, scientists have taken issue with “string theory” — a theory of the universe which contends that the fundamental forces and matter of nature can be reduced to tiny one-dimensional ...

Chennai: Australian physician and Nobel laureate Dr Barry J Marshall, who in the 1980s ingested ulcer-causing bacteria H pylori for a research study to prove it causes ulcers, is now working on a ...