A study reconstructs the chemical composition of key molecules in stars by analyzing their infrared fingerprints.

Learning about the past is usually easier than predicting the future, but deciphering the earliest history of life on Earth seems to be an exception to the rule. Of course, we're not entirely in the ...

How did evolution start? Some say it didn’t since, evolution just means unrolling like a scroll. There’s no start if evolution just means events unfolding, or even God unrolling the scroll of ...