For all that Darwin contributed to our understanding of the biological world, he was haunted by one vexing question: How does the incremental process of evolution suddenly produce, say, humans—animals who walk upright, communicate through language, and possess the brainpower to travel to the moon?

Evolutionary paleogeneticist Beth Shapiro travels to the cold reaches of the world to find DNA samples of long extinct animals, such as mastodons and saber-toothed tigers. She hopes to learn …

Einstein’s “spooky action” describes quantum particles entangled across space, but can such spookiness entangle particles across time? A conversation spanning the origins of quantum mechanics through its leading-edge implications for …

#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 …

When listing clean renewable energy sources, solar, wind, and geothermal come to mind. But thanks to new reactor technologies, there’s a transformation afoot.

At present, our brains are mostly dependent on all the stuff below the neck to turn thought into action. But advances in neuroscience are making it easier than ever to hook machines up to minds.