Frank Rich: Moving as it may be to repeatedly watch Cronkite’s famous on-camera reactions to J.F.K.’s death and the astronauts’ moon landing, those replays aren’t the story. It’s a given that an…

Frank Rich on Walter Cronkite

35-year-old Liu Bolin, from Shandong, China, manages to camouflage himself in any surroundings, no matter how difficult they might be. Liu works on a single photo for up to 10 hours at a time, to…

Meet the Real Life Invisible Man

And the beat goes on…. Here’s the latest example of the Obama White House mimicking its predecessor’s reflexive preference for secrecy over openness: the administration has turned down a request…

Yet More Obama Secrecy: Won't Release Info On Visits From Health-Care Execs

Cryptography has zero-knowledge proofs, where Alice can prove to Bob that she knows something without revealing it to Bob. Here’s something similar from the real world. It’s a research project to…

Verifiable Dismantling of Nuclear Bombs

Earlier today, the moon passed directly in front of the sun, causing a total solar eclipse that crossed nearly half the Earth – through Nepal, Bangladesh, Bhutan, Myanmar and China. Today’s was the…

The longest solar eclipse of the century