Our genes strictly dictate our personalities, appearance and diseases. Or do they? Research has revealed that genes can turn on and off; they can be expressed for years and then silenced. Sometimes, they are never activated. And these genetic instructions—how and when DNA is read—can be determined by the experiences of one’s ancestors, even those several generations back.

#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 …

Physicist and mathematician Brian Greene and journalist Faith Salie explore the past and future of the cosmos – from the big bang to the closest science can take us to the very end – …

Synthetic blood mass-produced to meet supply shortages. Livers and kidneys “bioprinted” on demand. Missing fingers and toes re-grown with a jolt of bioelectricity. Regenerative medicine promises to do more than …

Winners of the prestigious $1 million Kavli Prizes were announced May 31, 2012 live via satellite from the Norwegian Academy of Science and Letters in Oslo.

Marcia Bartusiak joins Kip Thorne, Laura Danly and Rainer Weiss to demonstrate how two observatories on opposite sides of the country, called LIGO (Laser Interferometer Gravitational-wave Observatory), may open a new window on observing the cosmos—one based not in light but in gravity.