A deep reservoir of primordial helium in the Earth
Noble gases, including helium, neon, and argon, are characterized by high chemical inertness which causes low reactivity with other materials and high volatility. Among them, 3He, 20Ne, and 36Ar are particular isotopes which were components of the pr.....»»
The universe could be filled with ultralight black holes that can"t die
Primordial black holes are hypothetical objects formed during the earliest moments of the universe. According to the models, they formed from micro-fluctuations in matter density and spacetime to become sand grain-sized mountain-massed black holes......»»
Listening to giants: The search for the elusive Antarctic blue whale
Blue whales are the largest animals on Earth, measuring up to 30 meters long and weighing up to 200 tons—as much as a Boeing 787. Yet it's the sound they make, not their size, which gives their location away......»»
Compared to billions of years ago, Venus has almost no water: New study may reveal why
Planetary scientists at the University of Colorado Boulder have discovered how Venus, Earth's scalding and uninhabitable neighbor, became so dry......»»
DDT pollutants found in deep sea fish off LA coast raise questions about the pesticide"s continuing threat to wildlife
In the 1940s and 1950s, the ocean off the coast of Los Angeles was a dumping ground for the nation's largest manufacturer of the pesticide DDT—a chemical now known to harm humans and wildlife. Due to the stubborn chemistry of DDT and its toxic brea.....»»
Scientists" research answers big question about our system"s largest planet
New discoveries about Jupiter could lead to a better understanding of Earth's own space environment and influence a long-running scientific debate about the solar system's largest planet......»»
Sony backs down, won’t enforce PSN accounts for Helldivers 2 PC players on Steam
What will Sony do next for an audience that likes its games but not its network? Enlarge / Aiming a single rifle sight into an earth-moving explosion feels like some kind of metaphor for the Helldivers 2 delayed PSN requirement s.....»»
Radio astronomers bypass disturbing Earth"s atmosphere with new calibration technique
An international team of researchers led by astronomers from Leiden University (Netherlands) has produced the first sharp radio maps of the universe at low frequencies. Thanks to a new calibration technique, they bypassed the disturbances of the Eart.....»»
An Old Abstract Field of Math Is Unlocking the Deep Complexity of Spacecraft Orbits
Mathematicians think abstract tools from a field called symplectic geometry might help with planning missions to far-off moons and planets......»»
Unraveling life"s origin: Five key breakthroughs from the past five years
There is still so much we don't understand about the origin of life on Earth......»»
Saturday Citations: Parrots on the internet; a map of human wakefulness; the most useless rare-earth element
We field a torrent of science news updates every week and on Saturday morning, we highlight three or four of them based on the observed preferences of a panel of dogs as shown by the Paired-Stimulus Preference Assessment, a standardized evaluation of.....»»
Boeing"s Starliner joins select club of crewed US spaceships
Throughout the annals of American space exploration, a select few spacecraft have had the distinction of carrying human beings beyond Earth......»»
Are carbon-capture models effective?
Reforestation efforts to restock depleted forests are important for addressing climate change and for both capturing and restoring carbon from the Earth's atmosphere. These types of solutions to mitigate carbon emissions are critical after 2023 prove.....»»
Hungry, hungry white dwarfs: Solving the puzzle of stellar metal pollution
Dead stars known as white dwarfs, have a mass like the sun while being similar in size to Earth. They are common in our galaxy, as 97% of stars are white dwarfs. As stars reach the end of their lives, their cores collapse into the dense ball of a whi.....»»
Download Google Earth for Mac
Download Google Earth for Mac.....»»
Ariane 6 launches: Exolaunch"s EXOpod Nova
Europe's newest rocket soon launches, taking with it many space missions each with a unique objective, destination and team at home, cheering them on. Whether launching new satellites to look back and study Earth, peer out to deep space or test impor.....»»
Earth from space: Namibian landforms
This image may resemble the surface of Mars, but it was actually captured by the Copernicus Sentinel-2 mission, revealing the stunning terrain of northwest Namibia......»»
Demystifying the complex nature of Arctic clouds
With dancing ribbons of light visible in the sky, a team of researchers flew on a series of scenic and sometimes stormy flights into the cold unknown, trying to learn more about why one of the most frigid places on Earth is warming at a feverish pace.....»»
How mantle movements shape Earth"s surface
The movement of tectonic plates shapes the rocky features of Earth's surface. Plates' convergence can form mountain ranges or ocean trenches, and their divergence can form oceanic ridges. But it's not just the plates themselves that influence Earth's.....»»
Researchers develop "founding document" on synthetic cell development
Cells are the fundamental units of life, forming the variety of all living things on Earth as individual cells and multicellular organisms. To better understand how cells perform the essential functions of life, scientists have begun developing synth.....»»
A clock in the rocks: What cosmic rays tell us about Earth"s changing surface and climate
How often do mountains collapse, volcanoes erupt or ice sheets melt?.....»»