Posts by 

Deanna Conners

White-nose syndrome likely caused by invasive fungal species

New research suggests that the fungus that causes the bat-killing white-nose syndrome is likely an invasive species introduced to North America from Europe.

White nose syndrome in bats spreads as far south as Alabama

White nose syndrome, a deadly fungal disease affecting bats in North America, has spread to Alabama, Missouri and Delaware, according to wildlife officials.

Arctic sea ice hits its maximum extent for 2012

The maximum extent of Arctic sea ice during 2012 was the ninth lowest in the satellite record. Sea ice extent is a major marker for global warming.

Lee Kuan Yew Water Prize to Mark van Loosdrecht

Mark van Loosdrecht won the Lee Kuan Yew Water Prize for his work in improving the sustainability of wastewater treatment technology.

Early snow melts in North America not good for butterflies, study says

Scientists working at the Rocky Mountain Biological Laboratory have linked declines in butterflies to early spring snow melts. Butterfly population is dropping.

Will Japan’s big quake in 2011 lead to more earthquake predictability?

Do atmospheric data related to Japan's big quake in 2011 indicate a leap forward in our ability to predict earthquakes? Read more at EarthSky.

North America’s Great Lakes are losing ice

Ice cover on the Great Lakes has decreased by 71% over the past four decades according to a new study published in the Journal of Climate.

Are large earthquakes increasing in frequency?

Earthquakes 8.0 magnitude and above have struck at a record rate since 2004. But the rate was not statistically different from random chance.

Bird Count: Don’t miss the 2012 Backyard Count

The Great Backyard Bird Count, February 17 – 20, is a fun opportunity for you to help scientists gather data on bird populations across North America.

Scientists discover an unusual stone circle

Although it resembles stone circles made by humans, scientists believe that an unusual ring of stones in British Columbia is a natural feature.

2026 Donation Campaign

If EarthSky has ever helped you discover something new, prepare for an eclipse, spot a planet, or simply inspired a moment of wonder, today is the perfect day to give back. Your donation helps keep trusted science news, expert night sky guides, and independent science journalism free for everyone.

Please help keep EarthSky going by donating today!

Please help keep

EarthSky going!

If you've already donated, we apologize for the popup and greatly appreciate your support.