Profile: Rachel Collin
Is there an evolutionary point of no return?
Abril 27, 2012
A Chilean sea snail appears to have tried two forms of development and decided to turn back before it was too late.
A Chilean sea snail appears to have tried two forms of development and decided to turn back before it was too late.
A five-year, $2-million grant will help test the hypothesis that rare trees are more susceptible to pathogens than common trees on Barro Colorado Island.
Panama’s infamous canal grass rises from the ashes of fire much faster than trees, complicating reforestation efforts.
How will tropical forests respond to a warmer climate with higher atmospheric carbon dioxide concentrations? By growing plants in geodesic domes, Smithsonian scientist Klaus Winter is seeking answers.
A novel research project takes aim at the ageless question of what influences tropical seedling survival.
What do warmer nights mean for the release of carbon dioxide by tropical forests?
20-million-year-old fossil seeds shed light on origins of plant biodiversity in Panama.
Fossil reefs from around the Caribbean show how biologically rich these ecosystems once were — and provide goalposts for conservationists hoping to restore them.
Mosquitoes in the genus Aedes, which can carry dangerous viruses causing yellow fever, chikungunya and Zika, invaded the crossroads of the Americas multiple times, by land and by sea.
About 66 million years ago, a radical change on the Earth filled tropical forests with flowers. A new catalog of fossil pollen grains may hold an explanation.