Tag: Extinction
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Nation & World
Why were reptiles such evolution success story?
Fast climatic shifts due to global warming coincided with high rates of morphological change in most reptiles.
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Nation & World
Fish teeth mark periods of evolution
Based on close examination of thousands of fossilized fish teeth, a Harvard researcher found that, while the asteroid impact that killed off the dinosaurs did lead to the extinction of some fish species, it also set the stage for two periods of rapid evolution among marine life.
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Nation & World
In plant tug-of-war, mom wins
Harvard’s Arnold Arboretum researchers examining how the battle of the sexes is waged in plants have found a maternal path to victory.
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Nation & World
Drawing the eye to extinction
A new exhibit at the Harvard Museum of Natural History brings an artist’s view to the ongoing extinction crisis affecting the planet.
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Nation & World
A home fit for a king
State wildlife biologists installed a peregrine falcon nesting platform high on Memorial Hall’s tower.
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Nation & World
Twice doomed?
Growing evidence points to a role for volcanoes in dinosaur extinction, said planetary scientist Mark Richards in a Harvard lecture.
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Nation & World
Behold the mammoth (maybe)
Harvard geneticist George Church discussed the future of genetic engineering, including possible technological applications allowing new treatment techniques. He saw the potential to improve human health, revolutionize pest management, and perhaps even bring back the mammoth and other extinct species.
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Nation & World
Saving tortoises by a hair
Five species of giant, long-lived Galapagos tortoises are thought to have gone extinct, but recent DNA analysis shows that some may survive on other islands in the archipelago, according to work by Michael Russello, Harvard Hrdy Fellow in Conservation Biology.
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Nation & World
Cultivating trouble
Only 39 percent of the nearly 10,000 North American plant species threatened with extinction are being maintained in collections, according to the first comprehensive listing of the threatened plant species in Canada, Mexico, and the United States.
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Nation & World
Fellow’s focus is foggy, froggy forest
In the dark of the Sri Lankan cloud forest, the researchers’ only guide was the headlamps they used to light up the night, illuminating the cold, gray mist that drifted through the trees.