We are excited to announce the release of the EarthViewer app
for iPad®. Click here for download instructions, screenshots,
and related resources. What caused dinosaurs to disappear from
the planet? How do species evolve? What about human beings—are
we still evolving? Delve into these questions through
unforgettable stories featuring leading scientists and stunning
field locations—from the postglacial lakes of southern Alaska to
the highlands of East Africa to the badlands of North Dakota.
Each short film, and the accompanying classroom resources, bring
science to life. Watch our films… In HHMI’s new virtual lab, you
will discover evolutionary patterns by analyzing changes in body
structure in fish collected from lakes and fossils recovered
from a quarry. Measure, record, and graph your results. You are
the scientist! Enter the lab… The 2012 Holiday Lectures are now
available via on-demand streaming! Has Earth changed over deep
time? How did Earth shape life and life shape Earth? What does
Earth's climate in