Evolution might allow for multiple optimal solutions, depending on the constraints and conditions under which an organism ...
What species will become the next rulers of Earth when humans are no longer dominant? Which creatures might inherit the throne?
Analysis of debris from the nearly 5 billion-year-old asteroid Bennu suggests the building blocks of DNA and RNA were present ...
and the geologist who ten years ago was embarrassed by the shortness of the time allowed to him for the evolution of the earth's crust is now still more embarrassed by the superabundance with ...
The history of life on Earth is a tale of slow burns and sudden explosions, shaped by environmental upheavals and ...
A Rhoomba vacuum might mimic a hungry lifeform, but researchers have found ancient fossils of one of Earth's first animals, ...
Some amino acids can be built in two ways that mirror each other, like a pair of right and left hands. Life on Earth uses the ...
Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of ...
Although they don't impact the surface directly, historical evidence and simulations suggest airbursts can pack a punch.