Aging City Pipes in Need of a Plumber’s Touch
Water travels to city dwellers by way of old, leaky pipes that are tricky to replace.
Solar Toilet Disinfects Waste, Makes Hydrogen Fuel
Caltech’s solar toilet took top prize in the Reinvent the Toilet Challenge.
Poop and Paddle
This toilet floats. It’s an outhouse and sewage-treatment plant in one.
With ‘Terror’ in the Past, Mars Scientists Plan for Exploration Ahead
Mars Science Laboratory project scientist John Grotzinger describes plans for the Curiosity rover, now in Gale Crater on Mars.
Changing Views About a Changing Climate
Former climate change skeptic Richard Muller describes his evolving views on climate change science.
Planning for ‘Curiosity’ on Mars
NASA scientist John Grunsfeld gives a preview of the Mars Curiosity mission, from the landing’s ‘seven minutes of terror’ to the plans for the exploration ahead.
Spending the Holidays at a Toxic Waste Site
Where the typical tourist sees putrid wasteland, writer Andrew Blackwell sees magnificent scenery.
“Resilience” Looks at How Things Bounce Back
Are you resilient? Writer Andrew Zolli describes how he thinks “resilience science” can help us weather life’s big and small catastrophes.
Sally Ride, Pioneer
A tribute to space pioneer Sally Ride, America’s first female astronaut
Melting the World’s Biggest Ice Cube
As Antarctica warms, its ice sheets are sliding into the ocean–raising sea levels across the globe.