Are We There Yet, Are We There Yet…?
NASA’s Voyager 1 spacecraft officially is the first human-made object to venture into interstellar space. The 36-year-old probe is about 12 billion miles (19 billion km) from our sun.
Build a Better Light Switch, and People Will Use It
People are more likely to conserve energy if it’s easy to do. Knowing this, students working on Stanford’s entry in the Solar Decathlon green-building competition have redesigned household mainstays to make reducing energy and water consumption a cinch.
