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Icy moon zaps Saturn with electron beams
Cassini camera detects unusually strong current looping from the icy moon Enceladus to Saturn, 150,000 miles away.
April 21, 2011
Daniel Speiser on chitons with eyes made of rock
Daniel Speiser led a study showing some small mollusks have evolved an unusual way to see the world, through hundreds of tiny eyes across their shells.
April 20, 2011
Pollen season longer now associated with a warming climate
A new scientific study documents how the ragweed pollen season has increased by as much as 13 to 27 days in northern latitudes since 1995.
April 20, 2011
Hubble celebrates 21st anniversary with image of rose galaxies
A newly released Hubble image shows spiral galaxy twisted into bejeweled rose by companion galaxy.
April 20, 2011
Sven Lindblad: Global community needs Arctic environment to thrive
Sven Lindblad has forged a legacy of respectful tourism. In 2011, he was part of the Aspen Institute Commission on Arctic Climate Change.
April 20, 2011
Mandy Joye on the Gulf oil spill, one year later
EarthSky spoke to Mandy Joye, a marine expert at the University of Georgia, about the spill’s continuing effects on local waters.
April 20, 2011
Two disturbed spiral galaxies
An astronomy enthusiast's search through the archives of the European Southern Observatory revealed an astonishing image of two spiral galaxies in a tug of war.
April 20, 2011
Outwitting deadbeat cuckoo finches as parents
Some bird species in Zambia have evolved novel strategies to evict eggs left by parasitic cuckoo finches.
April 19, 2011
Venus is the bright object up at dawn in May 2011
The amazingly bright object up before the sun in May 2011 is the planet Venus. Look east at early dawn before the sun comes up!
April 19, 2011
Fireball Network deployed by NASA
NASA cameras are tracking the paths of fiery meteors with a fireball network and using that data to compute the objects' original orbits in space.
April 19, 2011
