SATURDAY SCIENCE STUMPER from HaborLAB!

What is this profoundly ancient, living and life-saving substance from the sea, bottled by science? Hint: It’s at your nearby hospital and coming ashore right now…

ANSWER TO LAST WEEK’S SATURDAY SCIENCE STUMPER:

While the New York Wheel will be a wonder to paddle beneath, Baltimore paddlers might be more grateful for their solar-powered wheel, which removes tons of garbage from the water daily! More here:http://gizmodo.com/baltimores-solar-wheel-pulls-in-25-tons-of-harbor-garba-1578474782