Science

Instagram says users' photos won't appear in ads
Instagram, the popular mobile photo-sharing service now owned by Facebook, said Tuesday that it will remove language from its new terms of service suggesting that users' photos could appear in advertisements.
A few moments of scrutiny for 5-Hour Energy
Energy drink's association with deaths gives pause.
Opaque Instagram ad policy change riles users
Instagram, the popular photo-sharing service that Facebook bought this year, is the target of a storm of outrage on Twitter and other sites after a change in its user agreement hinted that it might use shared photos in ads.
Huge DNA code of the Christmas tree being revealed
To millions of people, the Christmas tree is a cheerful sight. To scientists who decipher the DNA codes of plants and animals, it's a monster.
After nearly a year circling the moon, NASA's Ebb and Flow will meet their demise when they crash — on purpose — into the lunar surface.
The world's most popular online mapping system returned late Wednesday with the release of the Google Maps iPhone app.
In our letters segment this week, a professor mentioned that the Minnesota River Valley is home to 3.6-billion-year-old rocks, some of the oldest rocks on earth. We follow up on why that would be and what they signify about Minnesota's past and future.
With Spaceport America nearly complete but still mostly empty, a Virgin Galactic official says the company will reassess its agreement if New Mexico lawmakers don't pass liability exemption laws for its suppliers.
Distant galaxy regains title as oldest in universe
A galaxy once considered the oldest has reclaimed its title, scientists reported Wednesday.
Air Force sends mystery mini-shuttle back to space
The military's small, top-secret version of the space shuttle rocketed into orbit Tuesday for a repeat mystery mission, two years after making the first flight of its kind.