Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...
The origin of life is surely one of the most important questions in biology. How did inanimate molecules give rise to the ...
The origin of life on Earth becomes even more fascinating and complex as we peer into the mysterious world of viruses. Said ...
RNA probably came before DNA, serving as the storehouse of genetic information and driving chemical reactions; a ...
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The origin of life on Earth could be much simpler than thought
The origin of the first living molecules on our planet has long been debated. However, recent experiments are revealing new ...
In a new book, astrophysicist Mario Livio describes how the existence of life on Earth can be traced back to an RNA-based “protocell.” The following is an excerpt from Is Earth Exceptional?: The Quest ...
Most scientists agree that complex life likely formed during the Ediacaran Period some 600 million years ago—right on the cusp of the well-known Cambrian Explosion. However, a new study suggests that ...
Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants. Ten years ago, ...
Two of the most intriguing questions in science are: How did life on Earth begin? and Is there life elsewhere in the universe? Given the enormous interest in these questions, you might expect that the ...
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