A universe that continually expands has long been the dominant cosmological framework. But a universe that undergoes cycles of expansion and contraction, perhaps for all time, has recently been analyzed …

Alien life has been a mainstay and fascination of science fiction, but who–or what–might actually be out there: biological life, artificial intelligence, or some combination of both? It took only …

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 …

Join a physicist, a neuroscientist, and a linguist as they explore the deep enigmas of time. Time feels like it flows, but does it? Time seems to have a built-in …

Beyond Einstein: Gravitational Rainbows. Much as a gentle mist can split light waves into beautiful rainbows, dark energy may split gravitational waves into deeply revealing gravitational rainbows. Leading researcher Claudia …

This video is part of our Brilliant Breakthroughs series: our new 20-episode mini-series exploring the “Eureka!” moments and proud accomplishments of the greatest scientific minds of our time. Join us …