Using Gas Bubbles in Lava to Predict Ancient Air Pressure Scientists can estimate what the atmospheric pressure was on Earth 2.7 billion years ago, and the findings may help us understand how life formed

What was the weather like in New York last week? You can look it up on weather.com. What was it like on March 7, 1953, in the pre-internet era? You might be able to find it at the library, in READ MORE