Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In 1976, workers excavating a tunnel for the Toronto subway system ...

Students take samples of water and the microscopic creatures within at the Alviso Marina County Park. (Image by Erika Cardema) At the Alviso Marina County Park, reddish-brown water laps at the edge of ...

There’s an old saying about a dollar waiting on a dime. In other words, a monumental endeavor may become stuck at some point if a key preliminary element remains unavailable. The saying could be ...