The conditions there approach the relentless, overwhelming power of a black hole, which swallows even light.

WSJ: Einstein Proved Right on Gravity��Again

"I think it just illustrates this massive hole we've gotten ourselves into by developing so much nuclear power at the expense of renewable energy, " Jacobson said.

CNN: Nuclear disasters: Is the fear realistic?

When their 3-meters long robot, nicknamed "Anna Konda", is connected to a fire hose the hydraulics enable it to project a powerful stream of water and give it enough power to lift 650 kilograms, strong enough, its developers believe, to punch a hole through a door or wall to get to the flames.

CNN: Snake robots slither to the rescue

This month's update issued patches for 49 vulnerabilities, including one that plugs a hole exploited by Stuxnet, the first-known worm designed to target real-world infrastructure such as power stations, water plants and industrial units.

BBC: Two million US PCs recruited to botnets