Our water use has the potential to reach peak limits. Water expert Peter Gleick said we've already hit peak limits in many parts of the world. Read more about peak water.
Astrophysicists have scrutinized X-rays from accretion disks surrounding eight black holes and confirmed differences between black hole observation and theory.
What is a human world? When the first images of Earth were returned from space, we all realized that we live on a water planet. We and the Earth are linked.
When it comes to technology and innovation, no one can predict what the future will bring. Martin Haigh with Shell is looking to possible alternate futures for global energy as the 21st century progresses.
A video shows St. Louis International Airport on Friday, April 20 as a tornado struck. Record numbers of tornadoes expected in the U.S. midwest and southeast.
From Wim Thomas: Energy demand is growing, as emerging economies demand their share. How might global energy supply and demand come to balance in the future?
Deborah Byrd (asteroid 3505 Byrd) helps edit EarthSky.org and is a frequent host of EarthSky videos. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named in her honor in 1990, a Public Service Award from the National Science Board in 2003, and the Education Prize from the American Astronomical Society in 2020. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.