NASA
NASA Rainfall Data and Global Fire Weather
The Global Fire WEather Database (GFWED) integrates different weather factors influencing the likelihood of a vegetation fire starting and spreading. It is based on the Fire Weather Index (FWI) System, which tracks the dryness of three...
NASA
NASA | The Global Snowflake Network
Like to catch snowflakes? Try using a card instead of your tongue! Join the Global Snowflake Network for the International Polar Year. NASA Goddard Space Flight Center invites you to be a part of this special data collection effort....
NASA
NASA | Terrestrial Gamma-ray Flashes Create Antimatter
NASA's Fermi Gamma-ray Space Telescope has detected beams of antimatter launched by thunderstorms. Acting like enormous particle accelerators, the storms can emit gamma-ray flashes, called TGFs, and high-energy electrons and positrons....
NASA
NASA | Taking on Titan: An Interview with Carrie Anderson
When she was a little girl, Carrie Anderson dreamed of becoming an astronomer. Now, as a space scientist at NASA Goddard Space Flight Center, Carrie studies the atmosphere on Titan, one of Saturn's moons and the second largest moon in...
NASA
NASA | Ship Tracks Reveal Pollution's Effects on Clouds
NASA's MODIS satellite instrument reveals how air pollution may alter clouds, affecting global temperatures. This narrated visualization illustrates the effect by showing how ship exhaust leaves brights cloud trails in clean ocean air....
NASA
NASA | Scanning a Snow Storm
On March 17, 2014 the Global Precipitation Measurement (GPM) mission's Core Observatory flew over the East coast's last snow storm of the 2013-2014 winter season. This was also one of the first major snow storms observed by GPM shortly...
NASA
NASA | Piecing Together the Temperature Puzzle
The decade from 2000 to 2009 was the warmest in the modern record. "Piecing Together the Temperature Puzzle" illustrates how NASA satellites enable us to study possible causes of climate change. The video explains what role fluctuations...
NASA
NASA | Ozone-Depleting Compound Persists
Earth's atmosphere contains an unexpectedly large amount of an ozone-depleting compound from an unknown source decades after the compound was banned worldwide. The compound, carbon tetrachloride, was used in applications such as dry...
NASA
International Observe the Moon Night 2020
International Observe the Moon Night 2020 welcomed participants from all 7 continents, 103 countries, all 50 U. S. states, Guam, Puerto Rico, the U. S. Virgin Islands, and Washington, D.C. Hear from observers around the world, and view...
NASA
NASA | Exploring the Inner Solar System (Part 3/6)
In part 3, Dr. Garvin talks about the recent science and exploration breakthroughs at Earth's moon and explains why there's so much interest these days in near-Earth objects. (Show Description) Chief Scientist of NASA's Goddard Space...
NASA
NASA | Aqua AIRS: Visions of Weather and Climate
One of the primary instruments on NASA's Aqua spacecraft is the Atmospheric Infrared Sounder (AIRS), which is providing a detailed three-dimensional view of the atmosphere. This new view is helping scientists to better understand the...
NASA
NASA | A Black Widow Pulsar Consumes its Mate
Black widow spiders and their Australian cousins, known as redbacks, are notorious for an unsettling tendency to kill and devour their male partners. Astronomers have noted similar behavior among two rare breeds of binary system that...
NASA
NASA | Massive Phytoplankton Bloom Discovered Under Arctic Sea Ice
Scientists have made a biological discovery in Arctic Ocean waters as dramatic and unexpected as finding a rainforest in the middle of a desert. A NASA-sponsored expedition punched through three-foot thick sea ice to find waters richer...
NASA
NASA | LRO's Diviner Takes the Moon's Temperature
During the June 2011 lunar eclipse, scientists will be able to get a unique view of the moon. While the sun is blocked by the Earth, LRO's Diviner instrument will take the temperature on the lunar surface. Since different rock sizes cool...
NASA
NASA | Fermi Helps Scientists Study Gamma-ray Thunderstorms
Merging data on high-energy bursts seen on Earth by NASA's Fermi Gamma-ray Space Telescope with data from ground-based radar and lightning detectors, scientists have completed the most detailed analysis to date of the types of...
NASA
NASA | Fluxgate Magnetometry
NASA satellites use very sensitive devices called magnetometers to measure the magnetic fields of planets. Like very sensitive compasses, these devices can measure both direction and strength of planetary magnetic fields.
NASA
NASA | Carbon All Around Us
Rising carbon dioxide levels in the atmosphere are driving changes in Earth’s climate. But scientists are still trying to answer important questions about how carbon dioxide emissions get absorbed by the land and the ocean — and how this...
NASA
NASA | Black History Month 2009: Noble Jones
Join NASA's Goddard Space Flight Center in Greenbelt, Md., in celebrating Black History Month. Each week in February, a different African-American employee from GSFC will be featured. In the opening week, two will be featured. The...
NASA
NASA | Ask a Climate Scientist: Food Production
Will climate change drastically reduce our food production, or will it change what we produce?
NASA
How To Track The Solar Cycle
Understanding the Sun’s behavior is an important part of life in our solar system. The Sun’s powerful outbursts can disturb the satellites and communications signals traveling around Earth, or one day, Artemis astronauts exploring...
NASA
Five Years of GPM Storms
On February 27, 2019, we celebrate five years in orbit for the NASA/JAXA Global Precipitation Measurement mission, or GPM. Launched from Japan on February 27, 2014, GPM has changed the way we see precipitation. It has provided...
NASA
Did the Hubble Telescope Confirm the First Exomoon?
The Hubble and Kepler space telescopes found evidence for what could be a giant moon accompanying a gas-giant planet that orbits the star Kepler-1625, located 8,000 light-years away in the constellation Cygnus. The moon may be as big as...
NASA
5 Things: Hubble Space Telescope
Have questions about the Hubble Space Telescope? Comment with your questions for a Q&A! The universe is a wild and wonderful place. ✨ Hubble has shown us that the cosmos is more colorful and often stranger than we ever could have...
NASA
Modeling the Future of the Greenland Ice Sheet
Scientists at the University of Alaska Fairbanks’ Geophysical Institute used data from NASA’s Operation IceBridge to develop a more accurate model of how the Greenland Ice Sheet might respond to climate change in the future, finding that...