Photographer April Singer wrote: "Mars just made it into the shot on the far left. Taken at 9:45 p.m. September 8. We have a great view here in New Mexico, USA."
For the first time, biologists have documented dueling parasites in South Florida. When love vines do battle with gall wasps, the result is wasp mummies.
An anomaly is something that deviates from what's standard, or expected. This global warming visualization - created by Antti Lipponen of the Finnish Meteorological Institute - shows yearly temperature anomalies by country.
Besides humans, only 4 species are known to experience menopause, and they're all whales – belugas, narwhals, killer whales and short-finned pilot whales.
Interbreeding between Burmese and Indian pythons in South Florida might have resulted in what geneticists call "hybrid vigor." One result is that the snakes seem to have adapted to both swamps and high, dry ground.
Eleanor Imster has helped write and edit EarthSky since 1995. She was an integral part of the award-winning EarthSky radio series almost since it began until it ended in 2013. She and her husband live in Tennessee, where they enjoy guitar playing and singing. They have 2 grown sons.