Meteorite contains evidence of liquid water on Mars 742 million years ago
An asteroid struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars eventually crashed into the Earth somewhere near Purdue University and is one of the few meteorites that can be traced.....»»
Scientists compile library for evaluating exoplanet water
By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of planets outside of our solar system but could.....»»
New York drought conditions fan flames, spur water saving
New York has urged its 8.5 million residents to save water as America's biggest city endures an unprecedented period without significant rainfall, creating potentially dangerous drought conditions and fanning the flames of deadly wildfires......»»
Colorado River basins could face tipping point, drought study warns
Water from Colorado's West Slope basins plays a vital role in supporting the economy and natural environment across seven western U.S. states, but a new study finds that even under modest climate projections, the basins face a potential tipping point.....»»
Scientists identify flaw in astrophysics models of massive stars and supernovae
An international team of researchers has uncovered evidence that astrophysics models of massive stars and supernovae are inconsistent with observational gamma-ray astronomy......»»
Meteorite contains evidence of liquid water on Mars 742 million years ago
An asteroid struck Mars 11 million years ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars eventually crashed into the Earth somewhere near Purdue University and is one of the few meteorites that can be traced.....»»
Metal-organic framework materials to remove dye contaminants for cleaner water
The future of MOFs, metal-organic framework materials, looks bright. A review in the International Journal of Environment and Waste Management has looked at how a specific class of these sponge-like materials might find increasing use in removing dye.....»»
Bluesky reaches 15 million users as more people look for alternatives to X
Bluesky, one of the many microblogging platforms, has now officially reached the milestone of 15 million registered users. A month ago, Bluesky still had 13 million followers, which shows that the social network is growing rapidly as more people look.....»»
M4 Mac mini review: The first redesign in years hides incredible computing power
Apple's long-overdue overhaul of the Mac mini shrinks an already great package even more, yet it still punches far above its weight class.M4 Mac miniI've owned a Mac mini since the very first G4 model. In an era of bulky towers and a G4 Cube just yea.....»»
Is South Africa one of the most politically polarized countries in the world? No, it"s not, says sociologist
A number of reports have called South Africa a politically polarized society. This may seem uncontroversial, given the country's history of dispossession and discrimination during colonialism and apartheid, and their continuing legacy after 30 years.....»»
Firefly Aerospace rakes in more cash as competitors struggle for footing
The Series D fundraising round was "oversubscribed" and netted Firefly $175 million. Firefly Aerospace, a Texas-based company resurrected from bankruptcy, is riding high these day.....»»
Agrivoltaics for sustainable food, energy and water management in East Africa
Combining solar power production with agriculture can significantly boost crop yields, conserve water and generate low-carbon electricity for areas particularly vulnerable to climate change, a new study has shown......»»
Revisiting the Stanford Prison Experiment 50 years later
Ars chats with director Juliette Eisner and original study participants in new documentary series. In 1971, Stanford University psychologist Philip Zimbardo conducted a notorious.....»»
Discord admin gets 15 years for “one of the most significant leaks” in US history
Former airman's arrest raised questions about who gets access to confidential docs. Former US Air National Guard Jack Teixeira was sentenced to 15 years in prison for leaking conf.....»»
Revisting the Stanford Prison Experiment 50 years later
Ars chats with director Juliette Eisner and original study participants in new documentary series. In 1971, Stanford University psychologist Philip Zimbardo conducted a notorious.....»»
There will never be an Apple Ring, says rival with crossed fingers
The CEO of smart ring firm Oura has detailed the reasons there shouldn't be an Apple Ring, but sounds like he's hoping Apple is listening.Render of a possible Apple RingOh, just bring out a ring already. Apple Ring has been rumored for years, but in.....»»
Bluetti"s new Elite 200 portable power station provides 17 years of charging
Check out the latest from Bluetti with an exclusive discount on the Elite 200 V2 portable power station capable of generating reliable 2 kWh power for 17 years.Bluetti Elite 200 V2 is rated for 17-years of use - Image credit: BluettiBluetti is an inn.....»»
This elephant figured out how to use a hose to shower
A younger rival may have learned how to sabotage those showers by disrupting water flow. Mary the elephant shows off her hose-showering skills. Credit: Urban et al./Curren.....»»
Calling all Ars readers! Your feedback is needed.
We want to hear from you. Many of you know that most of our staff is spread out all over these United States, but what you might not know is that it has been more than five years.....»»
What if AI doesn’t just keep getting better forever?
New reports highlight fears of diminishing returns for traditional LLM training. For years now, many AI industry watchers have looked at the quickly growing capabilities of new AI.....»»
More evidence that Europe"s ancient landscapes were open woodlands: Study finds oak, hazel and yew were abundant
In 2023 a research group from Aarhus University in Denmark found that light woodland and open vegetation dominated Europe's temperate forests before Homo sapiens. In a new study, recently published in the Journal of Ecology, they take a closer look a.....»»