

Watch scientists haul up the Exploratorium's CO2 Research Buoy and discover what's been living on it all year. Microscopes, cameras, and monitors bring the underwater hitchhikers into focus.
Annual science event
Hands-on marine biology
Kid-friendly discovery
Interactive microscopy
Buoy Pull
Telegraph Hill


Watch scientists haul up the Exploratorium's CO2 Research Buoy and discover what's been living on it all year. Microscopes, cameras, and monitors bring the underwater hitchhikers into focus.
Annual science event
Hands-on marine biology
Kid-friendly discovery
Interactive microscopy
Make it an outing
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