Scientists Discover an Unexpected Aging 'Cliff' in Sperm RNA
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Spacewalk Begins to Install Last Roll-Out Solar Array
CSA (Canadian Space Agency) astronaut Joshua Kutryk and NASA astronaut Anil Menon began a spacewalk at 8:36 a.m. EST outside the International Space Station airlock to install and deploy the eighth…
聚焦微小颗粒，提升天气和空气质量预报能力
一种处理卫星气溶胶观测数据的新方法提高了模拟精度，有望为天气和气候预报带来助益。
Temperature Swings Are Melting the Ice in Lava Beds National Monument’s Caves
Ice caves in Lava Beds National Monument, their climates traditionally defined by narrow temperature ranges, are becoming more like regular caves.
Nail salon air monitoring reveals chemical spikes that traditional assessments may miss
Nail salon workers in New York City face greater health risks on the job than previously understood, according to a new study published in the journal Risk Analysis.
Microbial growth in simulated Mars conditions could guide search for life
A new experiment reveals that Earth's microbes can grow in harsh conditions similar to what may exist just below the surface of Mars, suggesting new directions in the search for potential cellular…
What sorts of nudges win wallet share in the attention economy?
Nudges—the subtle interventions that encourage people to make beneficial decisions without forcing them into these choices—are a popular marketing tool widely used for a variety of social causes and…