AP-42 1.1 Final Section - Supplement E, September 1998 (pdf) (281.18 KB) AP-42 1.1 Background Document (pdf) (1.04 MB) ...

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Scientists around the world are making new discoveries and breakthroughs in understanding illness every day. But turning these discoveries into improvements in human health is a difficult process.

Oct. 23, 2026 Deep beneath Japan’s Kikai caldera, a massive magma reservoir is refilling 7,300 years after one of the most powerful volcanic eruptions in Earth's recent geological history. Scientists ...

Bones from Iraqi cave hint at violence and compassion in Neanderthals The bones of a Neanderthal from a cave in Iraq's Kurdistan region are offering evidence of both violence and compassion in the ...

Oct. 23, 2026 A newly FDA-cleared PTSD treatment uses personalized brain mapping and magnetic stimulation to target abnormal brain activity, with a clinical trial reporting a 52% reduction in symptoms ...

Extreme heat is dangerous. Climate change is fueling more heat waves and extreme temperatures. Learn more about extreme heat impacts. Learning about climate change science and sharing your knowledge ...

With more than 15 years of experience crafting content about all aspects of personal finance, Michael Benninger knows how to identify smart moves for your money. His work has been published by Intuit, ...

Environmental science is the multidisciplinary study of all aspects of the Earth’s physical and biological environments. It encompasses environmental chemistry, soil science, ecology, climatology, ...

NASA is moving fast on its plans to build a moon base and return astronauts to the lunar surface in as little as two years The Latest Brazil's presidential election could be a turning point for the ...

Here’s why your stock may lose its value under bankruptcy Gordon Scott has been an active investor and technical analyst for 20+ years. He is a Chartered Market Technician (CMT). Get personalized, ...

Materials science is an interdisciplinary field concerned with the understanding and application of the properties of matter. Materials scientists study the connections between the underlying ...