Solar physicists predict another weak 11-year solar cycle ahead. At the same time, they expect the coming cycle to break the trend of weakening solar activity seen over the past 4 cycles, and they add there's "no indication we are currently approaching a Maunder-type minimum in solar activity."

Fossil remains of a 4-legged whale with hooves suggest that this whale could walk on land. With a robust tail and webbed fingers, it might have propelled itself through water like an otter.

The discovery of fossilized microbes in Martian meteorites has been claimed before. Now scientists in Hungary add a new study of the ALH-77005 meteorite, with some intriguing new evidence.

Glaciers in Alaska are losing ice and contributing to sea level rise. To monitor these changes, a team of researchers has been flying scientific instruments on a bright red, single-engine plane since spring 2009.

The disease, which eats away at the skin of amphibians, has completely wiped out 90 species and caused dramatic population declines in more than 500 more.

All perching birds - the majority of the world’s bird population - originated in Australia, researchers report.

According to NOAA data, global growth in atmospheric carbon dioxide (CO2) in 2018 was the 4th-highest in 60 years of record-keeping.

One surprise finding of the new research is that the coast of Panama has been a meeting ground for humpback whales for at least 270,000 years and still is today.

Across North America, coyotes are moving into urban environments. While human residents are having to get used to the new animal neighbors, coyotes are also habituating to people.

A new study suggests that reductions in water use for agriculture might be the best bet for avoiding future water shortages in the U.S.