Federal prosecutors in Brooklyn have been investigating NIR Group, a hedge fund firm run by Corey Ribotsky that specialized in PIPE investments, for many months.

FORBES: Former NIR Group Analyst Pleads Guilty To Securities Fraud

The car doesn't need the carbon dioxide to run, so it sends it out the tail pipe and into the atmosphere.

NPR: Has the Move to Make Cars Greener Stalled?

The first trial run demonstrated that 1 km of high-density polyethylene pipe could be laid down over mountainous terrain and in windy conditions in just nine minutes.

FORBES: Startup Aims To Install Pipelines With Helicopters...Seriously!

Run a car on hydrogen and pure water drips out the tail pipe.

FORBES: Breakthrough in Biofuels? Maybe.

Beside the ruins of a Dominican monastery is a modest beach restaurant run by a man dressed entirely in black, with an impressive pipe curling from his mouth.

BBC: Sailing in Croatia

It's gonna happen wrong, and the guy's gonna be late because his dog got run over, and he's going to fix the wrong pipe, and when he takes it apart he's gonna say, 'Oops, the whole plumbing system's gonna have to go and dah dah dah and etc. etc. etc.

WSJ: Bari Weiss: David Mamet's Coming Out Party

During a routine run in 1986 a few days after the Chernobyl fire, one of the pebbles became lodged in a pipe feeding the fuel to the reactor.

ECONOMIST: Prospects for a new type of nuclear reactor look mixed