Russia's vast permafrost areas may shrink by a third by the middle of the century due to global warming, endangering infrastructure in the Arctic zone.
At least 25 people were killed and as many as 31 others went missing from a slow-moving tropical storm that is moving across the Philippines.
Around the world, governments are taking stock of oil submerged aboard long-sunk, deteriorating vessels.
12 million people are battling hunger and disease as the worst drought for 60 years grips the region.
Japan on Tuesday suspended cattle shipments from the wagyu-producing Fukushima prefecture on fears of radiation-tainted beef in the country's meat distribution chain.
Soil radiation outside the nuclear evacuation zone is above levels that prompted resettlement after the Chernobyl disaster, citizens' groups said Tuesday.
In 1981, two astronauts launched aboard the shuttle's maiden flight, but there was a 1-in-9 chance of them not surviving.
Astronomer Mark Thompson reports on the large asteroid that will pass within 8,000 miles from Earth and why we were given such short notice.
A magnitude 6.7 earthquake hit the region most affected by the March 11 magnitude 9.0 quake and tsunami.
A RussAir Tu-134 aircraft burst into flames on making an apparent emergency landing in northern Russia.