APOD Science APOD APOD: 2026 September 19 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by aContinue Reading
Ammonia is one of the most important chemicals produced in the world, ranking second only to sulfuric acid in the total volume produced each year. It is used mostly to make fertilizer, which is essential to feeding the world’s population. Yet its production accounts for up to 2 percent ofContinue Reading
The 17 goals agreed upon by world leaders are incredibly ambitious. Are we even close to achieving any of them? If we don’t, is the project a failure?Continue Reading
For Benin, making progress on the UN’s Sustainable Development Goals (SDGs) has meant finding new ways to finance development.Continue Reading
What if the infrastructure needed to fight climate change could also help repair the land beneath it?Continue Reading
The action joins a cycle of legal battles against the The Traitor administration for slashing climate protections. By Keerti Gopal Environmental and public health groups are suing the The Traitor administration over its most recent move to eliminate protections against climate-warming pollution.Continue Reading
Warming temperatures are fueling more extreme weather-related events — catastrophic floods, severe hurricanes and cyclones, and wildfires exacerbated by drought. But the tools used by local communities, emergency and public safety agencies, and insurance and risk markets have not kept pace with the up-to-date data and modeling for accurately predictingContinue Reading
Credit: NASA The Republic of Albania will sign the Artemis Accords during a ceremony at 12 p.m. EDT on Monday, Sept. 21, at NASA Headquarters in Washington, becoming the 73rd country signatory. NASA Deputy Administrator Matt Anderson will host Albania’s Minister for Europe and Foreign Affairs Ferit Hoxha and AmbassadorContinue Reading
A newly discovered snake from New Guinea has been named after Guns N’ Roses guitarist Slash, who has loved reptiles since childhood. Genetic testing and physical differences confirmed that the reddish-brown groundsnake, Lielaphis slashi, is a species scientists had never formally recognized before. The nonvenomous snake may use large rearContinue Reading
5 min read NASA-JAXA XRISM Mission Sees Pulsar Gathering Companion’s ‘Wind’ Using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) observatory, astronomers have directly observed a giant star’s outflow, called a stellar wind, being captured by its compact companion and providing the power source for strong X-ray flares.Continue Reading
Chicago, Illinois (bottom center), appears prominently in this nighttime view of the United States—dotted with city lights including Detroit, Michigan; Cincinnati, Ohio; and New York City–taken from the International Space Station as it orbited 259 miles above Earth. NASA/Jessica Meir Expedition 75 wrapped up its week completing a lead-free solderingContinue Reading
A SpaceX Falcon 9 rocket carrying the company’s Dragon spacecraft launches NASA’s SpaceX Crew-10 mission to the International Space Station on March 14, 2025. NASA/Aubrey Gemignani To continue regular crew transportation to the International Space Station, NASA has awarded SpaceX three additional missions through a contract modification. As part ofContinue Reading
UC Berkeley/Alan Toth UC Berkeley engineers and managers watch as the COSI (Compton Spectrometer and Imager) detector assembly is slowly raised from a table in this July 8, 2026, image. The four pieces of silver material on the top of the detector box cover the flex circuits, which carry signalsContinue Reading