Paleontologist Dr. Julia Clarke shares the evidence that connects modern-day birds with dinosaurs in this 19 minute exploration: The Origin of Birds. Also: Archaeopteryx, one of the most important fossils ever discovered.The video belongs to HHMI BioInteractive‘s Great Transitions in Evolution, a series about the “fossils of animals with features that are intermediate between those of ancestral and modern groups–or transitional…… Continue reading The Origin of Birds – Dr. Julia Clarke
Month: September 2017
Marie Tharp: Uncovering the Secrets of the Ocean Floor
In the early 20th century, Alfred Wegener proposed a revolutionary idea: that the Earth’s continents were once joined together, and had gradually moved apart. The idea contradicted almost everything scientists thought at the time, and it took the detailed work of a brilliant cartographer to prove him right. Conventional ideas held that the ocean floors were flat, featureless…… Continue reading Marie Tharp: Uncovering the Secrets of the Ocean Floor
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