Rio de Janeiro Weather Forecasts

The howling, hurricane-force winds of Venus are blowing even faster lately, and scientists aren't sure why.

On the seafloor just off of the U.S. East Coast lies a barely known world, explorations of which bring continual surprises. As recently as the mid-2000s, practically zero methane seeps — spots on the seafloor where gas leaks from the Earth's crust — were thought to exist off the East Coast; while one had been reported more …

Arrays of sensors stretching across more than 1,500 miles in Africa are now probing the giant crack in the Earth located there — a fissure linked with human evolution — to discover why and how continents get ripped apart.

PARIS (Reuters) - Heavy flooding in southwestern France killed a woman and forced the closure of the Roman Catholic pilgrimage site at Lourdes on Wednesday, less than a year after flash floods caused millions of euros of damage to the shrine. Video footage showed frothy water a meter (3 feet) deep swirling around the Lourdes …

LUCKNOW, India (AP) — India's prime minister said Wednesday that the death toll from flooding this week in the northern state of Uttrakhand had surpassed 100 and could rise substantially.

VIENNA (AP) — A flash flood unleashed by a major thunderstorm has inundated the Austrian village of Hallstatt, which has been awarded special status by the U.N. because of its unique beauty.

Smart irrigation is becoming a hot landscaping specialty as groundwater aquifers are increasingly sucked dry.

WASHINGTON — A draft authorization bill from the House Science space subcommittee would cap NASA spending at about $16.87 billion for the next two years, prohibit a proposed asteroid retrieval mission, overhaul the agency’s management structure and raise the spending cap for Commercial Crew activities while increasing congressional …

There may be killer asteroids headed for Earth, and NASA has decided to do something about it. The space agency announced a new "Grand Challenge" today (June 18) to find all dangerous space rocks and figure out how to stop them from destroying Earth.

A lost city known only from inscriptions that existed some 1,200 years ago near Angkor in what is now Cambodia has been uncovered using airborne laser scanning.

As violent protests rock Istanbul, another cataclysm is building beneath the city.

Pregnant women who are exposed to high levels of air pollution may be more likely to give birth to children with autism, according to a new study.

By Gavin Jones ROME (Reuters) - It's a hot, sunny day in June on the beautiful Mediterranean island of Sicily, but the problem is that I'm not on the beach, I'm running up a volcano. An even bigger problem is that I've been going for two hours, but I'm only half way to the top and I'm tired. This is Mount Etna, at 3,330 …

Surprisingly, this island in the frigid North Atlantic is one of the most golf-obsessed places on earth. With 65 courses for a population of 322,000, Iceland has more courses per person - one for every 5,000 people - than any other country.

A normally dull star in Ursa Major, the Great Bear constellation, give off an incredible flare while scientists watched, increasing its brightness 15-fold in just three minutes, before returning to normal.

MIAMI (AP) — Forecasters say a tropical depression is expected to bring at least three to five inches of rain to parts of Guatemala, Belize, Honduras and southern Mexico.

LONDON - Come rain, wind or sunshine, the weather has long been one of Britain's main topics of conversation. Now it has also become a mystery.

By Environment Correspondent Alister Doyle OSLO (Reuters) - Few religious communities have gone as far in fighting climate change as a church in Queensland, Australia, which has 24 solar panels bolted to the roof in the shape of a Christian cross. "It's very effective. It's inspired some members of our congregation to install …