US haze from Canada fires rare and extreme event: expert

The air pollution swamping the northeast United States this week from smoke spewed by fires in…

Philippines on alert as volcano spews ash

Philippine scientists said that a “hazardous eruption” of a volcano in the archipelago could be days…

Greenhouse gas emissions at 'all-time high' causing unprecedented rate of global warming, warn scientists

Human-caused global warming has continued to increase at an “unprecedented rate” since the last major assessment…

Brazilian Amazon deforestation falls 31% under Lula

Deforestation in the Brazilian Amazon fell by 31 percent in the first five months of President…

Air pollution cloaks eastern US for a second day. Here's why there is so much smoke

Intense smoke blanketed the northeastern United States for a second day Wednesday, turning the air a…

In unusual orca sighting, tour spots at least 20 killer whales off San Francisco

An uncommonly large grouping of orcas for Northern California—roughly two dozen killer whales—were spotted by a…

Gradual supported release of primates into the wild shown to be effective

Gradually re-introducing primates into the wild with post-release support has, for the first time, been scientifically…

Astronomers observe giant tails of helium escaping Jupiter-like planet

A team of astronomers has used observations from the Hobby-Eberly Telescope (HET) at The University of…

Using pressure and steam to create shrimp with fewer allergens

With the start of summer, many people will be firing up their grills and roasting everything…

Birds and bats enhance yields for cacao farmers in northern Peru, study finds

Healthy bat and bird populations don’t only help to keep the endangered tropical dry forests of…