A solar cell is basically a semiconductor, which converts sunlight into electricity, sandwiched between metal contacts that carry the electrical current.
Nov 25, 2015 in Nanophysics
Encryption can be a terrorist's tool. But it's also a key for those hunting attackers, and for many others.
Nov 21, 2015 in Security
Square and Match galloped onto Wall Street on Thursday in a sign that tech startups may still find gold in public markets.
Nov 20, 2015 in Business