Uncategorized

Health & Medicine

Teen hearing loss rate worsens

The percentage of adolescents with some decline has increased since the 1990s, a study shows.

Earth

Perforated blobs may be early sponges

Odd shapes in Australian rocks could be the oldest fossil evidence of multicellular animals.

Humans

Most prisoners come from few neighborhoods

As overall crime rates declined in the United States, certain poor communities fueled a dramatic rise in incarceration rates.

Life

Muscles remember past glory

Extra nuclei produced by training survive disuse, making it easier to rebuild lost strength.

Humans

Retirement at 62 boosts well-being

People who retire on the early side tend to feel better physically and emotionally than those who quit working earlier or later.

Humans

Depressed teens not shunned

In high school, students with depression seek — rather than settle for — friends with similar moods.

Humans

Sociologists looking at risky behavior plunge into the gene pool

A new study of youths reveals that social scientists’ opinions still vary on the potential of studying how genes interact with social contexts.

Earth

Scour power

Big storms shift coastal erosion into overdrive.

Space

Mining for Missing Matter

In underground lairs, physicists look for the dark stuff.

Astronomy

Celestial wish list

A panel of astronomers ranks proposed astrophysics projects for the coming decade.