Planet Earth Archive
05 August 2014, 09:09 AM ET
A new technology that harnesses the power of ocean currents could provide a clean and limitless form of renewable energy, some scientists say.
05 August 2014, 01:26 AM ET
From a British fart machine to early Earth's face-lift, here are the most interesting stories we found in Science this week.
04 August 2014, 07:07 PM ET
A large salt lake once surrounded the cone of an extinct volcano in Iran. Today, the lake is a fraction of its former self, and Iran's government is taking action to save it.
04 August 2014, 04:20 PM ET
Two hurricanes threaten the United States this week. One is expected to completely miss the U.S. Atlantic Coast, however, while the other will weaken as it heads toward Hawaii.
04 August 2014, 03:06 PM ET
New images from NASA's Earth Observatory reveal the turquoise melt ponds in the Arctic that form every summer.
04 August 2014, 03:00 PM ET
Huge wildfires sparked by a powerful El Niño event 16 years ago left a distinct tinge of sulfur in Antarctica's snow.
04 August 2014, 10:37 AM ET
A devastating magnitude-6.1 earthquake struck southwestern China's Yunnan province yesterday (Aug. 3), killing hundreds of people, according to news reports.
03 August 2014, 09:29 AM ET
To save bonobos, science must first get into the minds of those responsible for determining the animals' fate.
01 August 2014, 08:47 AM ET
Journey across the province of Palawan, which pokes out to the West of the Philippine Islands like a long finger squashed between the South China Sea and Sulu Sea.
01 August 2014, 07:56 AM ET
Ants may be some of Earth's most powerful biological climate brokers, a provocative new study claims.
31 July 2014, 05:39 PM ET
Scientists are still assessing the damage to coral communities from the catastrophic 2010 Deepwater Horizon oil in the Gulf of Mexico.
31 July 2014, 05:23 PM ET
Advocates for indigenous tribes are increasingly worried about a group of people near the Brazil-Peru border who may be facing violent attacks from illegal loggers and drug traffickers exploiting the densely forested region.
31 July 2014, 04:31 PM ET
The extent of damage from the 2010 Deepwater Horizon oil spill may be greater than scientists previously thought. A study of coral communities in the region found evidence of damage more than 13 miles (21 kilometers) away from the spill site.
31 July 2014, 03:16 PM ET
The U.S. Geological Survey plans to map the continental shelf off the East Coast using acoustics, but some environmentalists say marine mammals might be at risk.
31 July 2014, 02:32 PM ET
Arctic sea ice extent won't reach a record low this year, but it is still declining and could place in the top
31 July 2014, 02:30 PM ET
Record-high waves hit the Beaufort Sea, north of Alaska, in September 2012, when Arctic sea ice shrank to an extreme summer low.
31 July 2014, 11:16 AM ET
Wildfires burn in Canada's Northwest Territories, plaguing residents with smoke and isolating cities. This fire season has been extreme in the Northwest Territory.
31 July 2014, 11:08 AM ET
A recent map of fine atmospheric particles called aerosols reveals how fires and dust can inject particles high into the atmosphere.
30 July 2014, 07:05 PM ET
Scientists have launched an investigation into a giant crater that suddenly appeared in Siberia. Internet speculation on the hole's origins abounds.
30 July 2014, 04:00 PM ET
Victims of a brown recluse spider bite might feel perfectly fine -- until a severe pain described by most as a throbbing "fire" strikes 24 hours later, a new study reports.
30 July 2014, 03:45 PM ET
Earth and Moon in the Hadean epoch were pummeled by large impacts letting magma flow out. But, at the same time, some parts of Earth’s surface could have retained liquid water, allowing pre-biotic compounds to form; perhaps even life itself.
30 July 2014, 02:00 PM ET
For 53 months, scientists watched a female octopus in the deep sea vigilantly guard a single clutch of eggs until they hatched. This was the longest brooding period scientists have ever observed — not just for octopuses, but also for all animals.
30 July 2014, 02:00 PM ET
A real-life "Octomom" off the coast of California has been declared a champion of parenting in the animal world. Scientists watched as she shielded her eggs for a record 4.5 years.
30 July 2014, 01:22 PM ET
When local peoples control their own land, they protect it.
29 July 2014, 03:01 PM ET
Bacteria living in the warm waters off the Bahama Islands may feed on the mineral-rich dust carried over by wind from the Sahara Desert, a new study finds. The growing bacteria create the limestone that shapes some of the Bahamas' structures.
29 July 2014, 12:08 PM ET
They've been described as walking artichokes and the most trafficked mammals in the world. Now, conservationists warn that pangolins, or scaly anteaters, could be eaten out of existence if illegal hunting and poaching continue.
29 July 2014, 10:59 AM ET
Conservationists warn that all eight species of pangolins, or scaly anteaters, may be eaten to extinction if illegal hunting and poaching continues.
29 July 2014, 10:09 AM ET
A NASA imaging system has captured the first high-resolution images of Alaska's remote and poorly studied forests.
29 July 2014, 01:59 AM ET
Hawai'i faces the same risks from rising sea levels as other atolls and islands.
28 July 2014, 04:44 PM ET
A snapshot from the International Space Station captures the Okavango Delta of Botswana in shimmery glory. This enormous inland delta is home to many of Africa's iconic species.
28 July 2014, 03:05 PM ET
The previous mass extinction, which wiped out the dinosaurs, happened about 65 million years ago, likely from a catastrophic asteroid that collided with Earth. In contrast, the looming sixth mass extinction is linked to human activity.
28 July 2014, 01:06 PM ET
The 'Pacific Garbage Patch', including debris from the 2011 Japanese Tsunami, travels in seasonal patterns. Coastal Observation and Seabird Survey Team's executive direct Julia Parrish explains the patterns. Full Story: