Vaporised crusts of Earth-like planets found in dying stars
Remnants of planets with Earth-like crusts have been discovered in the atmospheres of four nearby white dwarf stars by University of Warwick astronomers, offering a glimpse of the planets that may have once orbited them up to billions of years ago......»»
Dutch students warn space mission of noisy white dwarfs
The background noise of gravitational waves from orbiting white dwarf stars will be stronger than the noise from binary black holes. This is what two Dutch master's students and their supervisor predict in two papers in anticipation of the LISA space.....»»
Revealing the hidden universe with full-shell X-ray optics
The study of X-ray emission from astronomical objects reveals secrets about the universe at the largest and smallest spatial scales. Celestial X-rays are produced by black holes consuming nearby stars, emitted by the million-degree gas that traces th.....»»
El Niño Southern Oscillation caused spike in 2023 temperatures, study finds
A study by scientists at the University of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science identified El Niño–Southern Oscillation as the primary cause of the spike in global surface temperature in 2023, not human-induced climate.....»»
Modern mass extinction in an Ecuadorean cloud forest found to be a mirage
One of the most notorious mass extinction events in modern times occurred on a hilltop in coastal Ecuador in the 1980s. Ninety species of plants known from nowhere else on Earth—many of them new to science and not yet given a name—went extinct wh.....»»
Penetrating the ice sheet of an ocean moon: Four questions about the Clipper Mission to Europa
On Oct. 14 NASA's Europa Clipper Mission launched. It is the first detailed investigation of Jupiter's moon Europa—which is believed to harbor an ocean so vast that it contains more water than anywhere else in the known universe (even Earth). While.....»»
Comet last seen in the Stone Age makes appearance over Earth
A comet that passes by Earth just once every 80,000 years has been spotted in the skies, but it may not survive for much longer......»»
This 14-year-old PC standard is finally dying for good
The decline of PCIe Gen 3 M.2 SSDs is largely driven by the widespread adoption of PCIe 4 drives......»»
Comet Tsuchinshan-ATLAS is from the Oort Cloud—the invisible bubble that"s home to countless space objects
The human mind may find it difficult to conceptualize: a cosmic cloud so colossal it surrounds the sun and eight planets as it extends trillions of miles into deep space......»»
Scientists discover one of the Earth"s earliest animals in Australian outback
In the shadow of South Australia's largest mountain range beneath the outback soil lies a fossil record that reveals a rich history of life on Earth. Fossils found at Nilpena Ediacara National Park preserve a pivotal moment in the history of evolutio.....»»
Atmospheric oxidation and the creation of modern Mars
Like Earth, Mars was formed about 4.5 billion years ago, but its early surface was very different than today's. Mars' surface then had high rates of meteorite and asteroid impacts from the period known as the Late Heavy Bombardment. But whereas today.....»»
Hubble captures spiral galaxy NGC 5248
The sparkling scene depicted in this NASA/ESA Hubble Space Telescope image is of the spiral galaxy NGC 5248, located 42 million light-years from Earth in the constellation Boötes. It is also known as Caldwell 45. The Caldwell catalog holds visually.....»»
Compound drought–heat wave events under-recognized in global soils, finds study
Soil is essential for life and plays a crucial role in the Earth's ecosystem, providing support for plant roots and hosting countless microorganisms. In a warming world, it is important to understand how soil hydrothermal conditions, particularly the.....»»
Two comets will be visible in the night skies this month
Halloween visitors from the distant Oort Cloud. The human mind may find it difficult to conceptualize: a cosmic cloud so colossal it surrounds the Sun and eight planets as it exte.....»»
SpaceX’s Dramatic Rocket Catch Brings Interplanetary Travel One Step Closer
By proving that its Super Heavy booster can return to Earth and land, SpaceX has moved closer to creating a reusable interplanetary transport system......»»
"Killer electrons": Lightning storms play cosmic pinball with space weather
When lightning strikes, the electrons come pouring down. In a new study, researchers at the University of Colorado Boulder, led by an undergraduate student, have discovered a novel connection between weather on Earth and space weather. The team utili.....»»
Europa Clipper mission to investigate potential habitability of Jupiter"s moon
A NASA spacecraft is ready to set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth......»»
Exoplanet discovered in a binary system could explain why red dwarfs form massive planets
In recent years, the number of known extrasolar planets (aka. exoplanets) has grown exponentially. To date, 5,799 exoplanets have been confirmed in 4,310 star systems, with thousands more candidates awaiting confirmation. What has been particularly i.....»»
How did the building blocks of life arrive on Earth? Zinc fingerprints in meteorites offer clues
Researchers have used the chemical fingerprints of zinc contained in meteorites to determine the origin of volatile elements on Earth. The results suggest that without 'unmelted' asteroids, there may not have been enough of these compounds on Earth f.....»»
What"s behind the northern lights that dazzled the sky farther south than normal
Another in a series of unusually strong solar storms hitting Earth produced stunning skies full of pinks, purples, greens and blues farther south than normal, including into parts of Germany, the United Kingdom, New England and New York City......»»
New Apple TV show ‘Disclaimer’ now available to watch, starring Cate Blanchett
Apple TV+ today starts streaming a high-profile new series, called Disclaimer, based on the . The series is created by esteemed Alfonso Cuarón, and stars Cate Blanchett in the lead roles. Here’s how to watch. more….....»»