Apple finally joins the Dow, AT&T out

Apple, the world’s most valuable company, will be calculated in the Dow Jones Industrial Average index starting later this month, the Wall Street Journal reported on Friday. The move has been a long time coming, and was likely made possible by last year’s 7-for-1 stock split which significantly reduced the per-share price of Apple, making it easier to fold into the price-weighted blue chip index. [company]Apple[/company] will replace [company]AT&T[/company] in the prestigious group of thirty major American companies. Apple is currently traded on the Nasdaq and shares were trading at $125.41 at the time of publication.

Now live: Verizon’s smart energy home products

Phone company Verizon quietly launched its smart home products nationwide about three months ago, which enable customers to lock and unlock doors and windows, watch home video cameras remotely, and manage thermostats and lighting.

IBM builds memory chips one atom at a time

Computer and memory chips usually tend to get smaller over time, but in a paper published Thursday in Science, IBM details how it’s building memory chips that would be 100 times more dense than today’s hard drives by starting with the smallest building blocks: atoms.