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Komodo dragons: These powerful predators are vulnerable to human activities.
Blue lasers: Contributed by Shuji Nakamura, joint winner of the 2014 Nobel Prize in Physics
Lisa Tauxe, Franklin Institute Laureate, is among the world's leading geomagnetists.
The chemistry of snowflakes: Watch how each flake develops its distinctive shape.
Adaptations of the Joshua tree
Relaxation time of electrons