Portside

US survey finds two-fifths of people between 65 and 80 report being sexually active, but topic is rarely discussed.

Imagine an atom as a tiny nucleus immersed in a giant diffuse cloud that is its electrons. When two atoms get close together, each one’s electron cloud pushes the other’s around, and sometimes the two atoms start to behave as a molecule. But experts still can’t describe this process in detail.

In early January, EPA chief Scott Pruitt met with Rep. Lamar Smith (R-Texas) to discuss overhauling how EPA uses science. Smith hasn't been able to get legislation to do so through Congress, so he pitched pitched Pruitt to do so internally, according to emails obtained through a FOIA.

Math can be experienced as play much as music is—just what’s needed to enlarge the tribe of creative problem solvers in mathematics and other human disciplines

Why Black Americans Are Getting Less Sleep. Love Train | Turnaround Arts | Playing For Change. The Last Footage of Yasser Murtaja. The Democrat Running for Paul Ryan’s Seat. The Decline of the Trump Merchandise Empire.

While you feel miserable when you have an influenza infection, you can rest assured that it is because your body is fighting hard. It’s combating the spread of the virus in your lungs and killing infected cells.

Why Eating Healthy Is So Expensive. Weak Black Women | Robin Thede. Hip Hop or Shakespeare? Documentary | RGB. Tom Lehrer's 'The Elements' Animated.