It took a team of physicists all this time to figure out how DVDs work

Though DVDs have been consumer-grade tech for years, it wasn't until yesterday that scientists announced they were certain why they worked. Now we know that burning a DVD is really more like freezing it. » 1/10/11 9:33pm 1/10/11 9:33pm

10 must-watch movies that influenced Scott Pilgrim

In celebration of today's Scott Pilgrim DVD/Blu-ray release, guest editor Edgar Wright is posting all day at io9. First up: his detailed list, given to io9 exclusively, of the top 10 DVDs that influenced Scott Pilgrim. » 11/10/10 2:57pm 11/10/10 2:57pm