US Postal Service looks to "electrify" its fleet
Column: This amazing breakthrough rewrites man's ability to play with biology.
A device invented by a professor and student at the University of Michigan harnesses the energy in a water current, then drives a generator to create electricity. The device will be put into the Detroit River next year.
How to put every file at your fingertips
Column: This dangerous practice needs to be made illegal, as well as 'uncool.'
As laptops get smaller and cellphones get more powerful, will they eventually become the same device?