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Editors of EarthSky

Shark attacks remain steady, deaths highest since 1993

Shark attacks in the U.S. declined in 2011, but worldwide fatalities reached a two-decade high, according to the International Shark Attack File report released today.

EarthSky videos premiere on popular Galavisión program Detrás del Saber

EarthSky en Español video segments premiere this week on Galavisión (USA), on the popular program Detrás del Saber. Check here for a schedule.

Are jellyfish taking over the world’s oceans?

Claims that an increase in jellyfish blooms around the world are not supported with any hard evidence or scientific analyses

Mars: Strong evidence for a lost ocean

The Mars Express spacecraft used radar to detect sediments reminiscent of an ocean floor within previously identified, ancient shorelines on Mars.

Cool video: Man meets mountain gorillas

Watch this cool video of a man's amazing chance encounter with a troop of wild mountain gorillas near Bwindi National Park, Uganda.

Terror hot spots in the United States

Nearly a third of all terrorist attacks from 1970 to 2008 occurred in just five metropolitan U.S. counties. Here is a list of terror hot spots.

Obesity and liver disease might be infectious

Obesity and chronic liver disease might be infectious, triggered by proteins that alter populations of microbes in the stomach, according to a Yale report.

Male house mice sing songs to impress the girls

Males house mice sing songs of individuality and kinship to attract mates.

Study confirms we do get by with a little help from our friends

Keeping friends close has real physiological and psychological benefits.

New infrared view of Helix Nebula looks like golden eye in the sky

The Helix Nebula glows like a giant golden eye in the sky in this new infrared image.