An aquatic creature called the stickleback is amazingly adaptable.
Dec 16, 2015 08:45 AM ET //
Dec 16, 2015 12:00 PM ET //
The plant kingdom has a rich natural history all its own.
Jun 5, 2015 12:57 PM ET
At one point, life on Earth came out of the ocean and moved onto land. When did this happen?
Apr 27, 2015 11:00 AM ET //
Orchid lips are irresistible to pollinators, such as bees, and these lips can develop and change over time.
Feb 5, 2015 01:00 PM ET //
Ecuador declared a state of emergency at the Galapagos Islands, a week after the stranding of a cargo ship loaded with supplies that included hazardous materials.
Oct 30, 2014 02:00 PM ET //
Just 14 million years after the start of the solar system, Earth and the rest of the inner planets were inundated with water, setting back the clock for when life could have evolved.
Oct 27, 2014 07:30 AM ET //
Neanderthals disappeared from Europe 40,000 years ago, about the same time as the region's biggest volcanic blast. But don't blame the volcano.
Jun 19, 2014 12:00 PM ET //
The 'boring billion:' the long evolutionary pause when algae ruled the Earth, might be due to stalled plate tectonics.
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