“The infinite! No other question has ever moved so profoundly the spirit of man,” said David Hilbert, one of the most influential mathematicians of the 19th century. A subject extensively studied by philosophers, mathematicians, and more recently, physicists and cosmologists, infinity still stands as an enigma of the intellectual world.

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. …

The astonishing pace at which social and digital media have permeated every aspect of life means the upbringing of today’s children is profoundly different than any human has ever experienced. …

Probability is the backbone of science, but how well do you understand it? Odds are, not as well as you think; it is a surprisingly subtle concept that is often misunderstood, sometimes even by professionals who use it to guide crucial and far-reaching decisions.

Humans work together on enormous scales to build complex tools as large as cities and create social networks that span the globe. What is the key to our success? This …

Meet “Barf” the turkey vulture and learn from Tanya Lowe what it’s like to be a conservationist. Episode filmed live at the 2015 World Science Festival in New York City. The …