DNA of bacteria crucial to ecosystem defies explanation

Scientists have found something they can't quite explain in one of the most barren environments on Earth: a bacterium whose DNA sequence contains elements usually only found in a much higher organism.

Bacterial nanowires: Not what we thought they were

For the past 10 years, scientists have been fascinated by a type of "electric bacteria" that shoots out long tendrils like electric wires, using them to power themselves and transfer electricity to a variety of solid surfaces.

The universe as we know it

Sitting in a small French bistro across from Pershing Square in downtown Los Angeles, Clifford Johnson held the pumpkin-hued drinking straw parallel to the table.

Undersea gases could superheat the planet

The world's oceans could harbor an unpleasant surprise for global warming, based on new research that shows how naturally occurring carbon gases trapped in reservoirs atop the seafloor escaped to superheat the planet in prehistory.

Buckyballs become bucky-bombs

In 1996, a trio of scientists won the Nobel Prize for Chemistry for their discovery of Buckminsterfullerene - soccer-ball-shaped spheres of 60 joined carbon atoms that exhibit special physical properties.

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