The determination of climate sensitivity—broadly speaking, the sensitivity of Earth’s climate to changes in energy inputs and outputs—is an important, though tricky area of...
What is the most compelling evidence for human evolution? Many people would say it’s the close genetic similarity between humans and chimpanzees. Proponents of...
Earth’s atmospheric pressure manifests optimal design on several different levels. Scientists have learned that lungs operate best at an atmospheric pressure of 15 pounds...
