22 July 2014, 03:14 PM ET
Created by lightning, ‘whistlers’ travel along Earth's magnetic field lines from hemisphere to hemisphere. Jupiter’s charged particles ‘sing’ across its magnetosphere (recorded by Voyager).
22 July 2014, 11:54 AM ET
Scandinavia and the southern Baltic Sea light up in a new photograph taken from the International Space Station in June. The picture gives a detailed view of the coastline and delicate barrier islands.
22 July 2014, 11:10 AM ET
Four astronauts traded in their spacesuits for scuba gear yesterday (July 21) and embarked on a nine-day mission at the bottom of the sea as part of NASA's Extreme Environment Mission Operations (NEEMO) project.
22 July 2014, 09:58 AM ET
A sunrise photograph shows an unusual volcano sending ash toward a conjunction of Venus, Jupiter and the moon. Tanzania's Ol Doinyo Lengai is the only active volcano of its kind.
22 July 2014, 09:01 AM ET
Recent satellite data suggests that Antarctica's sea ice is expanding even as the Arctic heads toward an ice-free future. But a new study argues that much of the trend is a glitch in the data, not a real observation.
21 July 2014, 03:50 PM ET
Most Pacific islands will see dramatic change with sea level rise. Some low-lying islands could cease to exist. Many of Hawaii's roads and airports, sited on volcanic lowlands, are at risk from higher seas and stronger oceanic storm surges.
21 July 2014, 03:39 PM ET
Satellites have captured images of the scattered debris and charred wreckage where Malaysian Airlines Flight MH17 crashed in eastern Ukraine last week, killing all 298 people on board.
21 July 2014, 03:36 PM ET
Bill Nye the Science Guy gave a lecture at Irving Plaza in New York City on the beginnings of his popular kids' TV show and the future of space exploration.
21 July 2014, 03:16 PM ET
Eating a burger takes a big toll on the environment, reports one of the most comprehensive studies to date on livestock management in the United States.
21 July 2014, 01:33 PM ET
As the number of offshore wind farms continues to grow, the farms could affect both seals and their prey, say scientists who discovered the animals may use the giant wind farms as hunting grounds.
21 July 2014, 11:50 AM ET
For the first time in more than 30 years, a litter of wolf pups was born in the wild in Mexico, wildlife authorities announced. The birth of the first wild litter marks an "important step in the reintroduction program" for the species.
21 July 2014, 11:41 AM ET
The astronauts who first walked on the moon also got some beautiful views of Earth during their journey. A 'Blue Marble' Earth image from July 16, 1969 shows the planet on the day of Apollo 11's launch.
21 July 2014, 11:22 AM ET
In a first study of its kind, researchers have linked dredging to increased sickness in nearby coral reefs. The researchers examined the health of corals around Barrow Island, off the west coast of Australia.
20 July 2014, 02:17 PM ET
New researcher reveals that bewildering rock formations may owe their shapes to how rock can strengthen when squashed from above, scientists say.
20 July 2014, 01:43 PM ET
Rock formations such as arches, pillars, and pedestal can look as though they defy gravity. But new research how such amazing rock formations take shape.
20 July 2014, 12:17 AM ET
We need to make better use of land, light and logistics for an increasingly urban population. And we need to incorporate zero-waste and low-energy technologies into the task of food production.
18 July 2014, 05:19 PM ET
Rammasun looked ragged after its trip over the Philippines, but became a Super Typhoon before hitting China.
18 July 2014, 03:16 PM ET
Four new species of rodents called tuco-tucos have been discovered in Bolivia. The animals are named after their unusual vocalizations.
18 July 2014, 02:50 PM ET
More permanent features, such as "plastic islands" are forming within the great Pacific garbage patch.
18 July 2014, 02:39 PM ET
The Great Pacific Garbage Patch is showing signs of permanence, with "trash islands" forming in it, observers have noted.
17 July 2014, 06:30 PM ET
A cloudless day over the Peloponnese peninsula allowed an astronaut to snap a beautiful shot of Greece from space, with famous cities such as Corinth and Athens clearly visible.
17 July 2014, 05:18 PM ET
When it comes to mating in captivity, flower-hat jellies are just as fussy as their appearance. Scientists recently documented the life cycle of the stunning sea creatures.
17 July 2014, 05:15 PM ET
For decades, flower hat jellyfish managed to keep their early lives a secret. But scientists finally watched the species grow in an aquarium.
17 July 2014, 03:09 PM ET
A new report from the USGS reveals the parts of the U.S. that face risk of earthquakes within the next 50 years. Some areas are now thought to be at higher risk for earthquakes than they were previously, while others have been downgraded.
17 July 2014, 02:46 PM ET
Rocks from New Zealand's Alpine Fault show water can seep deeper into Earth's crust than previously thought.
17 July 2014, 12:51 PM ET
The planet shattered several climate records in 2013, from greenhouse gases to roasting Arctic heat to extreme storms, a newly released report on the state of the global climate says.
16 July 2014, 08:02 PM ET
Ray Gaesser has been farming in Iowa for over 35 years has been seeing an huge surge in extreme events over the past few years. Excess moisture has led to disease in his crops.
16 July 2014, 07:45 PM ET
The lead author on the National Climate Assessment’s Climate Science chapter Don Wuebbles presents the scientific observations of changing climate.
16 July 2014, 02:02 PM ET
Whale sharks -- the world's largest fish -- are appearing more frequently near the Azores islands, due to climate change, a new study finds.
16 July 2014, 02:00 PM ET
The Indus River dolphin range has declined dramatically as a result of dams that have fragmented their native habitat, new research finds.
16 July 2014, 01:00 PM ET
At Mount Rainier and Mount St. Helens, scientists are tracking magma's underground path to better understand how volcanoes works.
16 July 2014, 11:20 AM ET
January-June 2014 was the warmest first half to a year ever in California, helping fuel the state's drought.
16 July 2014, 07:26 AM ET
A new global survey of human development finds people have settled more of the Earth than previously estimated.
16 July 2014, 07:21 AM ET
New radar imagery shows human impacts on Earth, including sprawling urban cities and rural landscapes.
15 July 2014, 05:29 PM ET
A NASA instrument designed to study the oceans turns out to be useful for studying land, too. The Aquarius instrument reveals levels of moisture in soil around the globe.
15 July 2014, 01:06 AM ET
When it takes over ecosystems, this invader causes soils to surrender their carbon and release it as greenhouse gas.