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?

This program, Ending the Epidemic: Science Advances on AIDS, brings together leading researchers on the forefront of scientific efforts to understand and attack the virus that causes AIDS. Moderator Richard …

In his first World Science U Q+A session, Brian Greene takes questions on a variety of subjects including relativity, quantum, the cosmos and his WSU course, Space, Time and Einstein. …

There are many types of telescopes used in astronomy, but X-ray telescopes offer a view of the cosmos that reveal just how much of a living ecosystem the universe is. …

Medical ecologist Dickson Despommier describes the Vertical Farm Project, a movement to promote urban renewal while producing a sustainable food supply. The project is a result of his years studying …

2018 marks the tenth anniversary of the prestigious Kavli Prize, which recognizes scientists for major advances in three research areas: astrophysics, nanoscience, and neuroscience—the big, the small, and the complex. …