NASA"s robotic prospectors are helping scientists understand what asteroids are made of, setting the stage for mining
The cars, cellphones, computers and televisions that people in the U.S. use every day require metals like copper, cobalt and platinum to build. Demand from the electronics industry for these metals is only rising, and companies are constantly searchi.....»»
Heat hardiness: Scientists identify key phase for tomato heat tolerance
By studying tomato varieties that produce fruit in exceptionally hot growing seasons, biologists at Brown University identified the growth cycle phase when tomatoes are most vulnerable to extreme heat, as well as the molecular mechanisms that make th.....»»
NASA astronauts won"t say which one of them got sick after almost eight months in space
Three NASA astronauts whose prolonged space station mission ended with a trip to the hospital last month declined to say Friday which one of them was sick......»»
NASA fires up its X-59 quiet supersonic jet engine for the first time
NASA wants to bring back supersonic air travel with its X-59 jet......»»
Astronaut’s photo shows Earth as you’ve never seen it before
NASA's oldest serving astronaut has shared an image taken from the space station that shows Earth in a most unusual way......»»
Recap: Our “AI in DC” conference was great—here’s what you missed
Experts were assembled, tales told, and cocktails consumed. It was fun! Ars Technica descended in force last week upon our nation's capital, setting up shop in the International S.....»»
A causal theory for studying the cause-and-effect relationships of genes paves the way for targeted treatments
By studying changes in gene expression, researchers learn how cells function at a molecular level, which could help them understand the development of certain diseases......»»
Mountaineering mice shed light on evolutionary adaptation
Teams of mountaineering mice are helping advance understanding into how evolutionary adaptation to localized conditions can enable a single species to thrive across diverse environments......»»
Scientists reveal strigolactone perception mechanism and role in tillering responses to nitrogen
"How is plant growth controlled?" and "What is the basis of variation in stress tolerance in plants?" were among the 125 most challenging scientific questions, according to the journal Science in 2016......»»
How do brains coordinate activity? From fruit flies to monkeys, scientists discover a universal principle
The brain is a marvel of efficiency, honed by thousands of years of evolution so it can adapt and thrive in a rapidly changing world. Yet, despite decades of research, the mystery of how the brain achieves this has remained elusive......»»
How to set up a VPN on your router for whole-home protection
You can protect more than just one Mac or iPhone with a VPN. Here's how to protect all of your Internet-connected devices at once by setting up a VPN on your router.A router's portsA VPN typically works on a per-device level. You usually have to set.....»»
Mysterious Sydney beach blobs: Scientists uncover their complex composition
A multi-disciplinary team of scientists have made significant progress in understanding the origins of the mysterious black balls washing ashore on Sydney beaches......»»
Scientists calculate predictions for meson measurements
Nuclear physics theorists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have demonstrated that complex calculations run on supercomputers can accurately predict the distribution of electric charges in mesons, particles made.....»»
Climate change is contributing to drought in the American West even without rainfall deficits, scientists find
Higher temperatures caused by anthropogenic climate change made an ordinary drought into an exceptional drought that parched the American West from 2020–2022. A study by UCLA and National Oceanic and Atmospheric Administration climate scientists ha.....»»
Hands-on: iOS 18.2 beta 2 changes and features [Video]
The initial beta for iOS 18.2 brought forth a heaping helping of new changes and features, headlined by phase two of the Apple Intelligence rollout. In the second beta, Apple continues to build on Apple Intelligence, but we also find several other no.....»»
Biologists discover how plants evolved multiple ways to override genetic instructions
Biologists at Washington University in St. Louis have discovered the origin of a curious duplication that gives plants multiple ways to override instructions that are coded into their DNA. This research could help scientists exploit a plant's existin.....»»
Microbial slime: The ultimate system to understand our planet
Billions of years ago, Earth was home to extreme environments, including intense UV radiation, frequent volcanic eruptions, and very high concentrations of carbon dioxide in the atmosphere. Yet, under these conditions, biofilms formed and within thes.....»»
Scientists use high-energy heavy ion collisions as a new tool to reveal subtleties of nuclear structure
Scientists have demonstrated a new way to use high-energy particle smashups at the Relativistic Heavy Ion Collider (RHIC)—a U.S. Department of Energy (DOE) Office of Science user facility for nuclear physics research at DOE's Brookhaven National La.....»»
Expecting again? Tips for helping your first-born child thrive with a new sibling
Expecting another child can be both exciting and nerve-racking. Many parents feel more confident the second (or third) time around as they have already experienced the birthing process, the challenges of caring for a newborn and the inevitable sleep.....»»
Bioinspired hydrogels harness sunlight: A step closer to artificial photosynthesis
Mimicking how plants convert sunlight into energy has long been a dream for scientists aiming to create renewable energy solutions. Artificial photosynthesis is a process that seeks to replicate nature's method, using sunlight to drive chemical react.....»»
New research may lead to potatoes that are less reliant on nitrogen fertilizers
Because nitrogen fertilizers contribute to global greenhouse gas emissions, scientists are looking for ways to modify agricultural plants so that they rely on less nitrogen. In research published in New Phytologist, investigators have found that bloc.....»»