Did some of Earth"s water come from the solar wind?
The source of Earth's water is an enduring mystery that extends to exoplanets and the notion of habitability. In broad terms, Earth's water was either part of the planet from the beginning of its formation in the solar nebula or delivered later, mayb.....»»
Astronomers race to capture image of exoplanet near star
Planet AF Lep b is a world of firsts. In 2023, it was the lowest-mass planet outside our solar system to be directly observed and have its mass measured using astrometry. This is a technique that charts the subtle movements of a host star over many y.....»»
NASA announces a new class of space missions: Probe explorers
NASA has sent a whole host of spacecraft across the solar system and even beyond. They range from crewed ships to orbit and to the moon to robotic explorers. Among them are a range of mission classes from Flagships to Discovery Class programs. Now a.....»»
James Webb discovers a new type of exoplanet: an exotic ‘steam world’
Researchers using James Webb have identified a new and exotic type of planet called a steam world, with an atmosphere almost entirely composed of water vapor......»»
We’re finally going to the Solar System’s most intriguing but unexplored frontier
If you've been waiting for a real mission of discovery into the unknown, this is it. I really hate to be the bearer of such bad news, but you and I will not live forever, dear rea.....»»
Climate change boosted Helene"s deadly rain and wind and scientists say same is likely for Milton
Human-caused climate change boosted a devastating Hurricane Helene 's rainfall by about 10% and intensified its winds by about 11%, scientists said in a new flash study released just as a strengthening Hurricane Milton threatens the Florida coast les.....»»
The transition to a circular bioeconomy requires getting prices right, study says
Conventional food and agricultural production systems employ a linear "take, make, waste" approach: taking natural resources from the Earth to make food and fuel, generating waste that contaminates the soil and water, and emitting harmful pollutants......»»
New seed fossil sheds light on wind dispersal in plants
Scientists have discovered one of the earliest examples of a winged seed, gaining insight into the origin and early evolution of wind dispersal strategies in plants......»»
Study reveals relationship between nitrogen-cycling microbial communities and nitrogen removal
Excess nitrogen (N) input to the inland water bodies and marine ecosystem has contributed to a cascade of environmental issues, so N removal pathways are critical in aquatic and terrestrial ecosystems for maintaining homeostasis. Associated functiona.....»»
New global database of dams and reservoirs could transform water management
A database developed by the Global Dam Watch (GDW) consortium is set to transform the global understanding of dams and reservoirs......»»
How accessible is titanium on the moon?
Mining the moon to extract its resources is a critical step on humanity's path into the solar system. One of the most common resources on the moon is considered relatively valuable here on Earth—titanium......»»
Get 30% off the 4K Reolink Altas PT Ultra 360-degree wireless camera
Looking for a high-definition wireless camera with a long runtime and no blind spots? Reolink’s Altas PT Ultra delivers up to 500-day battery capacity, super-sharp 4K recording, 360-degree auto-tracking, solar support, and more. Better yet, the du.....»»
American Water shuts down systems after cyberattack
American Water, the largest water and wastewater utility company in the US, has shut down some of its systems following a cyberattack. While the company confirmed that none of its water or wastewater facilities or operations have been negatively affe.....»»
Injured comb jellies can fuse into a single organism
Ctenophores merge with neighbors at wound sites, making animals with duplicate parts. Comb jellies, technically known as ctenophores, are one of the weirdest creatures on Earth. T.....»»
Control the path and power of hurricanes like Milton? Forget it, scientists say
Hurricanes are humanity's reminder of the uncontrollable, chaotic power of Earth's weather......»»
The other greenhouse gases warming the planet
While carbon dioxide, or CO2, is the best known greenhouse gas, several others, including methane and nitrous oxide, are also driving global warming and altering the Earth's climate......»»
Research suggests Earth"s oldest continental crust is disintegrating
Earth's continental configurations have changed dramatically over its billions of years' history, transforming not only their positions across the planet, but also their topography as expansion and contraction of the crust made a mark on the landscap.....»»
SpaceX’s Hera launch offers sublime view of Earth
A SpaceX rocket that launched a planetary defense mission on Monday captured a breathtaking view of Earth shortly after reaching orbit......»»
Report on global water resources: Conditions in 2023 were either too dry or too wet
Not only was 2023 characterized by unprecedentedly high temperatures but also by excessive droughts in many parts of the world as well as floods in other areas. The World Meteorological Organization (WMO) has now presented its third report on the sta.....»»
Curiosity rover provides new insights into how Mars became uninhabitable
NASA's Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life—with evidence for widespread liquid water on the surface—to a surface that is.....»»
Drowned by hurricane, remote N.Carolina towns now struggle for water
Nicole Crane, exhausted, tearful and unwashed after a week of searching for a neighbor swept away by the raging waters of Hurricane Helene, dreams of taking a shower......»»