News
- Animals
Doing the wet-dog wiggle
Hairy animals have evolved to shed water quickly by shaking at the optimal speed for their size.
- Health & Medicine
Anticancer protein might combat HIV
The tumor suppressor p21 shows up in abundance in some people who are impervious to developing AIDS despite being infected, a study shows.
- Physics
Sailing toward the island of stability
The creation of six new superheavy isotopes has encouraged researchers who hope to find long-lived elements of even greater mass.
- Math
Marathoning made easy
Or at least endurable, by calculating and then keeping to a physiologically sustainable pace.
