Enjoying EarthSky? Subscribe.

120,527 subscribers and counting ...


Image Credit: Steve Garvie
Blogs | Oct 13, 2014

Lifeform of the week: Owls

In fact and in fiction, owls have always turned heads.

Image courtesy Tim Haynes
Science Wire | Oct 10, 2014

Why does the sun look red at sunset?

As the sun sets, it looks redder and redder as it gets closer to the horizon. Sometimes you can see a gradation of color a across the sun’s surface. Why does this happen?

Super Typhoon Vongfong near its peak intensity. Image Credit: VIIRS Infrared Imagery/NOAA
Blogs | Oct 10, 2014

Typhoon Vongfong approaching Okinawa

Typhoon Vongfong will push into Okinawa later today (October 10, 2014) as a Category 2 or 3 storm with winds greater than 100 mph.

Science Wire | Oct 09, 2014

This small hot spot produces largest U.S. methane concentration

Satellite data show that one small “hot spot” in the U.S. Southwest produces the largest concentration of the greenhouse gas methane seen over the United States.

Screen Shot 2014-10-09 at 8.45.04 AM
Science Wire | Oct 09, 2014

Video: How can sea ice be melting at one pole and increasing at the other?

If global warming is real, shouldn’t sea ice be declining at both of Earth’s poles? Here’s an explanation of what’s happening – in under two minutes.

Earthquake Oct. 8, 2014
Science Wire | Oct 09, 2014

6.8-magnitude earthquake in South Pacific

Powerful earthquake in the S. Pacific last night. No Pacific-wide tsunami warning, and only a small tsunami wave at Easter Island. No injuries or damages.

Screen Shot 2014-10-08 at 11.11.30 AM
Science Wire | Oct 08, 2014

Video: Gulf of Mexico jellyfish swarms

Jellyfish swarms in the Gulf of Mexico can be 100 miles (160 km) long. At their thickest, there can be more jellyfish than there is water.

Blogs | Oct 08, 2014

Diverse microbes found deep beneath Antarctic ice sheet

Nearly 4,000 species of microorganisms were found in the cold, dark waters of Lake Whillans, which sits about half a mile below Antarctica’s ice sheet.

Photo Credit: sandcastlematt
Science Wire | Oct 03, 2014

Why do tree leaves turn red in fall?

In the fall, the leaves of some trees turn yellow, orange or red. The bright colors are wonderful to behold. But do they have some hidden purpose?

Science Wire | Oct 03, 2014

Large section of Aral Sea completely dried up for first time in modern history

The Aral Sea – once the fourth largest inland sea in the world – has been shrinking markedly since the 1960s. Now its eastern basin has completely dried.