Ancient seafloor spreading 15 million years ago caused sea levels to plummet
Planet Earth
Italy's ancient Campi Flegrei volcano may be causing devastating eruptions more often than we thought
5-million-year-old tooth from Tennessee belongs to a flying squirrel the size of a house cat
US National Parks Quiz: How Many of the 63 Can You Name?
Walvis Bay Salt Works: Namibia's giant salt refinery with colourful ponds covering the land like a patchwork quilt
Scientists Are Building an Archive of Federal Climate Data. Here's How to Find It.
This 'Glow-in-the-Dark' Battery Runs on Nuclear Waste
Scientists say the next ice age would have hit Earth in 11,000 years if not for climate change
Are Atlantic Ocean currents weakening? A new study suggests no, but other experts aren't so sure.
Builders Pull Out Old Floorboards From Man And Get Surprise Of Their Life
Deep-sea fishermen cast their nets and people are shocked by their catch
Earth from Space: Rare 'Sun Glare' Turns Mediterranean Sea into Swirling Silver Mirror
