What is time? Isaac Newton described it as absolute, but Einstein proved that time is relative, and, shockingly, that time and space are intricately interwoven. Now recent work in string theory and quantum gravity suggests that space and time may not be fundamental. If this is true, what new picture of reality will emerge?

#YourDailyEquation with Brian Greene offers brief and breezy discussions of the most pivotal equations of the ages. Even if your math is a bit rusty, these accessible and exciting stories …

For decades, inflation has been the dominant cosmological scenario, but recently the theory has been subject to competition and critique. Two renowned pioneers of inflation — Alan Guth and Andrei …

The history of computers is a history of competition and collaboration: Innovators have worked together, but also clashed over the place of computers in society and how they should function.

Imagine beating every strain of flu with a single jab. Wiping out your risk of some lethal cancers, HIV, and Ebola during a routine doctor’s visit. That’s the promise of next-generation vaccines, and researchers are closing in on the basic science needed to bring them to reality.

Nearly every group has its extreme outliers. Where does fundamentalism come from? How does the most powerful organ in the known universe, the human brain, make emotionally driven decisions that …