All Stories

Archaeology

Guatemalan sites yield Maya insights

Excavations at three archaeological sites in Guatemala have provided new insights into both the early and late stages of ancient Maya civilization.

Astronomy

Before the big one hits

The next time you hear about an asteroid or comet about to hit Earth, you can go to a new Internet site to find out where the collision will be and how much damage will occur.

Health & Medicine

Herbal erection pills may be spiked

Some pills marketed as herbal remedies for erectile dysfunction contain drugs that should be available only by prescription.

Earth

Filtered air cuts down mutations

Microscopic particles in the air may mutate the DNA of sperm.

Astronomy

Windy endeavor

In early April, an Earth-orbiting satellite closed its doors after more than 2 years of collecting ions from the solar wind.

Astronomy

Dark Doings

A slew of new and proposed experiments, ranging from the cosmic to the subatomic scale, may shed light on why the expansion of the universe is speeding up.

Anthropology

Humanity’s Strange Face

New fossil finds in a Romanian cave fuel controversy over whether different, closely related species interbred on the evolutionary path that led to people.

Math

Extra Time, Math, and the SAT

Extra time on the math portion of the SAT helps the most able students the most.

Humans

Letters from the May 15, 2004, issue of Science News

Drug benefits There are added benefits to methotrexate and etanercept for rheumatoid arthritis patients, such as myself (“Two arthritis drugs work best in tandem,” SN: 3/13/04, p. 174: Two arthritis drugs work best in tandem). After a recent major flare-up, my rheumatologist put me on that therapy. Many people don’t realize that along with inflammation […]