New results from Dark Energy Spectroscopic Instrument hint that the influence of mysterious force driving universe's accelerating expansion may change over time.

Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By studying embryonic ...

Iguanas have often been spotted rafting around the Caribbean on vegetation and, ages ago, evidently caught a 600-mile ride ...

They called it the “monkey trial.” It was supposed to be a publicity stunt.A hundred years later, it is remembered as far ...

Discover the impact of Darwin, Huxley, and Spencer on American society and business practices in this insightful historical ...

The biologist’s theories about how environments prompt rapid species evolution and extinction propelled her onto the world ...

The Galapagos Rail had not been seen on this island since Charles Darwin's visit to the archipelago in 1835, until now.

The pressures of climate change may be strengthening bonds between unlikely allies in Central Australia's bird community as species are forced to work together to access life-saving resources, a ...

Chris Doughty, an associate professor in NAU's informatics department, was writing a paper for a conference and had the idea to test a theory about sauropods ... This diminished the evolutionary ...

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