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Top statistician explains what all those numbers mean
In June, the United Nations passed a resolution designating October 20 as World Statistics Day. The United States planned to mark the occasion with a gathering on Capitol Hill of representatives from number-crunching agencies. Science News writer Laura Sanders recently spoke with U.S. Chief Statistician Katherine Wallman about why numbers matter. “People have a lot […]
- 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.
- Psychology
Kids learn late to tackle data overload
An information-thrifty tactic used by adults for making accurate judgments takes hold during the tween years.
- Health & Medicine
Protein implicated in many cancers
A hormone receptor that shows up in 11 tumor types might make a good target for drugs, a new study suggests.
- Life
Gene therapy for depression
Researchers were able to reduce pathological behaviors in mice by delivering genetic material to a particular brain region.
- Space
New cosmic distance record-holder
A faraway galaxy hails from a time when the 13.7-billion-year-old universe was a mere 600 million years old.
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- Animals
Lady MacBee
In one stingless Brazilian species, young queens shut out of succession in their own hives often usurp another colony’s throne.
- Physics
Holy moley
Adding more decimal places to Avogadro constant could produce a better definition of the kilogram.
- Life
Molecular Evolution
Investigating the genetic books of life reveals new details of 'descent with modification' and the forces driving it.
