Wildfires are making the US smoggy again, reversing progress on cleaner air

WASHINGTON (AP) – For more than a decade, the United States dramatically reduced its national smog levels, but since 2015 smoke from increasingly larger wildfires is reversing that clean-up trend and making the air dirtier and deadlier, a new study finds.

8 crested ibises released in Japanese town decades after extinction in Japan

TOKYO (AP) – Eight crested ibises were released into the wild in a north-central Japanese town, decades after the birds went extinct in the country. The endangered birds took off from each of their wooden cages at a ceremony Sunday in Hakui city in the Noto region, where they were last seen in the wild.

Protection close for Wyoming's 'Path of the Pronghorn'

From afar, conservation biologist Joel Berger has tracked Wyoming’s long-lasting attempt to designate a migration corridor used by pronghorn that seasonally trek upwards of 150 miles from Interstate 80 all the way to Grand Teton National Park.

Pigeons may be navigating with their liver, study suggests

NEW YORK (AP) – A surprising gut feeling may help pigeons find their way home. Animals use various techniques to navigate including following the stars and remembering key landmarks. Birds, fish and turtles orient themselves using Earth’s magnetic field as a compass. But it’s not yet clear how exactly they do this.

Indonesians mark 20 years since mud volcano eruption swallowed entire communities

SIDOARJO, Indonesia (AP) – Residents in the East Java province of Indonesia scattered flowers, paid their respects and prayed at the edge of a mud lake on Friday, the 20th anniversary of the eruption of the Lusi mud volcano that inundated villages and killed at least 14 people.

3 astronauts from China return to Earth after nearly 7 months in space

HONG KONG (AP) – Three Chinese astronauts returned to Earth on Friday after spending nearly seven months in space, setting a record for the longest on-orbit stay by a Chinese crew.

Think it's hot now? The next five years will smash records, UN says

WASHINGTON (AP) – In the next five years, the Earth is overwhelmingly likely to surge again and again past the international climate threshold set as safe and shatter its hottest-year record along the way, according to new United Nations climate projections.

Exceptionally early heat wave shatters records and brings deaths in Europe

LONDON (AP) – The United Kingdom smashed a century-old temperature record for the second time in 24 hours on Tuesday as a spring heat wave continued to scorch parts of Western Europe, triggering government warnings about risks to life. Several drownings were reported in Britain and France as people tried to cool down.

Guide Kenton Cool scales Everest for the 20th time and says not ready to quit yet

KATHMANDU, Nepal (AP) – One of the most accomplished mountain guides on Mount Everest is not ready to hang up his boots.