Safest Halloween costume, longest-running washing machine, toys that work! Engineer Rachel Rothman and her team of engineers, chemists and researchers make sure these marketing claims, are true as part of …

A second doesn’t always feel like a second—time can seem to slow down if you’re riding a death-defying roller coaster, or speed up while you’re having a night out on the town. But just what’s going on inside our heads to skew our perception of time?

Join us for a spirited conversation between Brian Greene and Max Tegmark exploring the controversial possibility that mathematics and reality are one and the same. This program is part of …

A few decades ago, we knew of no other planets beyond those in our solar system. Today, astronomers have confirmed over 700 planets circling other suns and believe billions more lay undiscovered.

The inflationary theory of cosmology, an enduring theory about our universe and how it was formed, explains that just after the Big Bang, the universe went through a period of rapid expansion. This theory has been critical to understanding what’s going on in the cosmos today.

Without dark matter and dark energy, the equations of physics don’t match what we observe in the cosmos. But what if it’s not the universe that needs extra ingredients—but the …