Sexuality and gender play a profound role in shaping identity, but for much of human history how they are determined has remained obscure. How does sexual orientation develop? What is it? Can it be changed?

Marcia Bartusiak joins Kip Thorne, Laura Danly and Rainer Weiss to demonstrate how two observatories on opposite sides of the country, called LIGO (Laser Interferometer Gravitational-wave Observatory), may open a new window on observing the cosmos—one based not in light but in gravity.

One of the strangest features of quantum mechanics is also potentially its most useful: entanglement. By harnessing the ability for two particles to be intimately intertwined across great distances, researchers …

What if we could peer into a brain and see guilt or innocence? Brain scanning technology is trying to break its way into the courtroom, but can we—and should we—determine criminal fate based on high-tech images of the brain?

The winners of the 2018 Kavli Prize In Nanoscience Are Jennifer Doudna, Emmanuelle Charpentier and Virginijus Siksnys for pioneering work on Crispr-cas9. 2018 marks the tenth anniversary of the prestigious …

What made Albert Einstein one of the greatest scientific geniuses the world has ever known? His scientific breakthroughs revolutionized the way we understand the universe.