photo of the day

President Obama reads briefing material in the Oval Office at the White House.

The world’s most famous office

Named for its distinctive shape, the Oval Office is the U.S. president’s formal work space. It is part of the complex of offices that...
Pacific walruses affected by Arctic climate change (AP Images)

Photo of the day: Walruses face an uncertain future

What would you do if your home melted? It happened to these Pacific walruses, when rising Arctic temperatures liquified their icy abode. The 35,000...
Arches National Park

Photo of the day: Utah’s otherworldly arches

Arches National Park in southern Utah's canyon country is home to 2,000 natural arches — the largest such concentration in the world. Millions of years...
Keyhole Nebula seen from the Hubble telescope

Photo of the day: Hubble telescope reveals mysteries of the universe

Our "Photo of the Day" was taken by NASA's Hubble Space Telescope and reveals previously unseen details of the Keyhole Nebula, a mysterious, complex...
A bee gathers pollen in a sunflower field

Photo of the day: Big trouble brewing with bees

Bees are an important part of our ecosystem. In addition to making honey, they play a critical role in agriculture and food production by...