Science

Tiny penguins face threats from dwindling fish supplies and habitat destruction by humans.

Record-setting rainfall this spring has created an explosion of plant life that has pushed the pollen count to oppressive levels.

Zerofootprint's TalkingPlug device turns everyday electrical outlets into miniature communications hubs, allowing remote monitoring and control of energy use by smartphone. Think of it as two more prongs in the coming smart grid revolution.

Thousands of dead birds suddenly drop out of the sky in Arkansas, all within a mile of one another.

Forests in Europe, North America, the Caucasus, and Central Asia have expanded steadily over the last two decades, increasing by more than 25 million hectares — an area slightly larger than the United Kingdom — since 1990, a UN report says. In Europe alone, forested areas increased by 17 million hectares from 1990 to 2010, with the volume of forests growing by more than 430 million cubic meters annually, according to the Global Forest Resource Assessment 2010.

Corals are marine organisms living in compact colonies of many identical individual polyps. The group includes the important reef builders that inhabit tropical oceans, which secrete calcium carbonate to form a hard skeleton. Coral reefs form some of the most diverse ecosystems on Earth.

Think about the millions of tons of waste materials that are hauled away, buried or burned each day from landscaping and groundskeeping operations. This includes trees, shrubs, brush, lumber, asphalt and concrete, just to name a few.

Monarch butterfly colonies in Mexico more than doubled in size this winter after bad storms devastated their numbers a year ago, conservationists said on Monday although the migrating insect remains under threat.

Millions of butterflies make a 2,000-mile journey each year from Canada to winter in central Mexico's warmer weather but the size of that migration can vary wildly.

Ten whooping cranes, the most endangered species of crane in the world, will be reintroduced in a Louisiana conservation area more than 60 years after the birds' numbers dwindled to near zero, the U.S. Interior Department said on Tuesday.

The amount of dust in the Earth's atmosphere has doubled over the last century, according to a new study; and the dramatic increase is influencing climate and ecology around the world.

The world’s largest creatures reside in the ocean, and its depths are home to unusual species whose surprising proportions are unknown on land.

A sharp decline in snake numbers would likely have serious consequences for many ecosystems.

Conservation groups, schools, businesses and governments across the globe are planning events and activities Tuesday to celebrate the world’s oceans, a day of tribute tinged by worry over the impact of a devastating oil spill in the Gulf of Mexico.