Mars once had wet-dry climate conducive to supporting life: Study
NASA's Curiosity rover has discovered the first evidence that Mars once had a climate which alternated between wet and dry seasons similar to Earth, a study said on Wednesday, suggesting the red planet may have once had the right conditions to suppor.....»»
Developing nations are least responsible for climate change but most affected. Will the COP29 tackle this injustice?
Since the Industrial Revolution, country after country has turned to fossil fuels to power their transport and industry......»»
Five ways that climate change threatens human health
As the U.N.'s climate summit, COP29, gets underway in Azerbaijan this week, the effect of climate change on human health is high on the agenda. And rightly so, amid some alarming emerging statistics. By the end of this century, climate change could b.....»»
Opinon: Shell"s legal victory is disappointing—but this is not the end for corporate climate litigation
In the first ruling of its kind, the Dutch Hague District Court in 2021 ordered a fossil fuel company, Shell, to slash its emissions. This decision would have required the oil and gas giant to cut its emissions by 45% by 2030 (compared with 2019 leve.....»»
Here"s what psychiatrists plan to tell COP29 about how climate change is harming young people"s mental health
As government representatives gather at the COP29 international climate summit in Azerbaijan, the impact of climate change on young people's mental health needs to be an urgent priority......»»
Study confirms Egyptians drank hallucinogenic cocktails in ancient rituals
A University of South Florida professor found the first-ever physical evidence of hallucinogens in an Egyptian mug, validating written records and centuries-old myths of ancient Egyptian rituals and practices. Through advanced chemical analyses, Davi.....»»
Rainforest protection reduces the number of respiratory diseases, research suggests
Rainforest protection is not only good for biodiversity and the climate—it also noticeably improves the health of humans who live in the corresponding regions. This is the conclusion drawn by a current study by the University of Bonn and the Univer.....»»
Producing high-quality seeds of an heirloom cabbage in different crop management systems
A new study, conducted by the University of Florida, on heirloom cabbage production sheds light on how different crop management systems affect seed quality. The research highlights the potential for sustainable and resilient farming practices to enh.....»»
Celebrating the 50th Anniversary of the Arecibo Message
On the 50th anniversary of the “Arecibo message,” we present a reflection on humankind’s first attempt to send a transmission to intelligent life in the cosmos......»»
I played Half-Life 2 for the first time this year—here’s how it went
Wake up and smell the ashes, Ms. Washenko. It's Half-Life 2 week at Ars Technica! This Saturday, November 16, is the 20th anniversary of the release of Half-Life 2—a game of.....»»
Moving graphene from the lab to fab: How 2D materials could transform everyday electronics
Graphene has lived up to its promise in the lab. Now, EU researchers are working on supporting its wider adoption in high-end electronics, photonics and sensors......»»
How to Design a Real-Life Hot Wheels Loop
You should absolutely not build this thing. But it’s still fun to think through the physics......»»
Shanghai, Tokyo, New York, Houston spew most greenhouse gas of world cities
Cities in Asia and the United States emit the most heat-trapping gas that feeds climate change, with Shanghai the most polluting, according to new data that combines observations and artificial intelligence......»»
Study finds humidity diminishes daytime cooling gains in urban green spaces
Urban green spaces provide shade for city dwellers facing rising temperatures brought on by climate change, but how much relief from the heat island effect do they provide when humidity is factored in?.....»»
Three innovative ways to help countries hit by climate disasters, beyond a loss and damage fund
These days, it's hard to escape news stories discussing how climate change is contributing to extreme weather disasters, including the recent U.S. hurricanes. Aid agencies are increasingly worried about the widespread damage......»»
Electric field signals reveal early warnings for extreme weather, study reveals
A new study led by Dr. Roy Yaniv from the Institute of Earth Sciences at The Hebrew University of Jerusalem and Sheba Medical Center, in collaboration with Dr. Assaf Hochman from The Hebrew University and Prof. Yoav Yair from Reichmann University, ha.....»»
Study of US law enforcement co-responder programs identifies wide variations
In response to demands for police reform, agencies have begun to pursue alternative responses to calls involving mental health crises. Across the United States, jurisdictions are adopting co-responder teams that bring qualified mental or behavioral h.....»»
44,000 deaths and $10 billion: Study quantifies annual cost of child marriage in Nigeria
A study authored by Xiangming Fang, a research associate professor in the Georgia State University School of Public Health, provides the first estimates of the significant economic burden that child marriage imposes on the people and economy of Niger.....»»
Kinetic Alfvén waves may be key to mystery of solar corona heating
Syed Ayaz, a researcher at The University of Alabama in Huntsville (UAH), has published a paper in Scientific Reports that builds on an earlier first-of-its-kind study that examined kinetic Alfvén waves (KAW) as a possible explanation for why the so.....»»
Climate change: Women"s role in the economy is key to a just transition
The realities of climate change are hitting home for many people living in the Global South. Food security, water access and health have been jeopardized by increased temperatures, extreme weather events and sea level rise......»»
Researchers shed light on the experiences of caregivers in Nunavut"s family service system
Researchers at the Umingmak Centre, a child advocacy center in Nunavut, and the University of Toronto's Ontario Institute for Studies in Education (OISE) have released a study that identifies systemic challenges in Nunavut's child welfare system—an.....»»