Evolution Diary

Bush administration in hot seat over warming
Lawmakers get survey of scientists, half of whom report political pressure
WASHINGTON - The Democratic-controlled Congress on Tuesday stepped up its pressure on President Bush’s global warming strategy, hearing allegations of new political pressure on government scientists to downplay the threat of global warming. (…)

It’s a mystery why the speed and complexity of evolution appear to increase with time. (…)

An underground trove of fossil skeletons found in Australia suggests humans, not climate change, drove the continent’s large land animals to extinction 40,000 to 50,000 years ago. (…)

Findings shed new light on evolution of Neotropical arboreal rodents
CHICAGO–A strikingly unusual animal was recently discovered in the cloud-forests of Peru. (…)

New study considered important step forward in understanding natural selection in plants, animals
RENO, Nev. (…)