Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. The chemistry of crystals in some of Earth’s oldest rocks may ...

Neuroscientist Nikolay Kukushkin spoke to Live Science about how human consciousness evolved.

We have only one example of biology forming in the universe – life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like ...

Evolution, a new five-part series tells the extraordinary story of how life on Earth has changed over more than four billion years. Using cutting‑edge science and immersive visu ...

Bacteria are the most diverse organisms on Earth, with a number of species that's difficult to quantify. They're also incredibly old Bacteria consist of a single cell. They do not have bones and are ...

Add Yahoo as a preferred source to see more of our stories on Google. Like many of us, Earth bears old pockmarks. Our planet’s crust has a band of ancient craters that formed around 465 million years ...

Humanity may not be extraordinary but rather the natural evolutionary outcome for our planet and likely others, according to a new model for how intelligent life developed on Earth. The model, which ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...