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Editors of EarthSky

Final issues statement from Planet Under Pressure conference, London, 2012

The Planet Under Pressure conference in London ended today. Read the final conference statement from the four-day conference here.

Is herpes virus killing coral?

Researchers say viral disease - particularly herpes - might have a role in the worldwide decline of coral. Several factors are currently killing coral.

Moon’s sole parent may have been Earth

A new chemical analysis of lunar material collected by Apollo astronauts in the 1970s indicates that the Earth may be the moon's sole parent.

Huge tornadoes discovered on the sun

The solar atmosphere can generate huge tornadoes discovered on the sun that are several times as wide as the Earth. Here's the first movie of one.

Threatened butterflies in Europe

New guidelines on how to save some of Europe’s most threatened butterflies have been published by a team of scientists and Butterfly Conservation Europe.

Boy reluctant readers value reading more after using e-readers

Middle-school boys who are reluctant readers take to reading more positively after using e-readers. With girls, the opposite is true.

Severely ill dolphins sickened by Gulf oil spill?

Severely ill dolphins in the Gulf of Mexico dolphins saw heavy, prolonged exposure to oil in the Deepwater Horizon spill.

CO2 emissions caused by humans in a video

Watch a time-lapse video of human-made global CO2 emissions in map form. It spans the 18th century through the first decade of the 21st century.

Cancer cell death mystery may be solved

Team discovers mechanism for destroying particular cancer cells. The mystery of cancer cell death may have been solved by these scientists.

Historic heat in North America in March 2012

Cities as geographically diverse as Chicago, Des Moines, Myrtle Beach, Atlantic City and New York City all had record historic heat over the past week.