Most jellyfish are “passive” feeders. This means that they float through the water eating whatever they happen to pass in the water and can fit in their mouths.
Even when the condition lasts a lifetime, there are behavioral treatments and prescription drugs that make it easier for people with attention-deficit hyperactivity disorder to thrive.
Americans’ collective memory of school desegregation involves crowds of screaming white protesters. But less well known are the whites who stood by quietly, and those who approved of the changes.
Samantha Lee, The University of Western Australia; David Mackey, The University of Western Australia, and Serena Wee, The University of Western Australia
Understanding your genes is a great way to understand certain things about yourself — yet, who we are is determined by so much more than just DNA.
The temperature of the Sun’s surface is about 6,000°C. But higher above the surface, in the atmosphere, it suddenly shoots up to more than a million degrees!
Cassette tapes were the first great advancement in portable recording and playback. You can draw a direct line between them and the music apps on every smartphone today.