In a bid for the attention of younger viewers, who are increasingly abandoning cable and broadcast TV, the White House is partnering with Amazon to make President Obama's State of the Union speech available on-demand and streamed live, while beefing up its social media presence to connect with more potential viewers online.
Bright but inefficient incandescent bulbs have been on the way out for years, in favor of low-wattage LEDs. Researchers at MIT and Purdue University may have figured out how to change that trend.
Can science help orchestrate social outcomes? Should it?
Facebook Messenger is the fastest growing app of 2015, research firm Nielsen says. But its nearest rival, WhatsApp, lacks some features but remains more popular, while Google is rumored to be developing a messaging service that includes artificial intelligence features.