The natural pigment was once a "precious" color
Cheap steel was key to allowing the routine design of parts that rolled against one another
Despite its shortcomings, the iconic design will likely stick around
No end in sight for the bat-killing white-nose syndrome
It's a busy time for nuclear-policy analysts: Just days after President Obama told a crowd of 20,000 in Prague that the U.S. had a “moral responsibility" to take the lead in ridding the world of nuclear weapons, two groups have come forward with their own blueprints for doing so.
How badly damaged are the archaeological remains of ancient Mesopotamia?
Doctor Atomic, a new opera about to open at the Met, brings nuclear proliferation, "rogue states" and the terrorists' dream of a dirty bomb back to the first "ground zero"
Introduction to SciAm's issue on Privacy. Our jittery state since 9/11, coupled with the Internet revolution, is shifting the boundaries between public interest and "the right to be let alone"
Ice is melting at the poles much faster than climate models predict
For many baby boomers, recreational drugs continue as a way of life