Back to Show
SciTech Now
“Does extinction matter?”
Ask a Scientist: Shahid Naeem of Columbia University’s Earth Institute answers the question, “Does extinction matter?” When you think about life on Earth, we often think about how it originated three-and-a-half billion years ago and how we’ve had hundreds of millions of species originate since then. But we also think about extinction.
Support Provided By

26:51
Synthetic humans, making an impact with STEM, tardigrades, and timber rattlesnakes.

26:46
A Tuvan Throat singing ensemble, artificial lungs, a NASA Astronaut, and wildlife.

26:51
Insect flight, how plants know which way is up? yawning, and a sustainable cemetery.

26:46
3D-printed food, NYC rats; a breakthrough telescope and blooms.

26:51
Timber, nuclear reactor, regenerative medicine, and re-envisioning the Houston Astrodome.

27:16
CineSpace, cybersecurity and 3D printing, the life of a chemist, and California Condors.

27:16
Training astronauts; hacking the human body; a middle school’s STEM Day and graphene.

27:17
A robotic arm, the Dead Sea, a rare wood collection, and the changing world of plants.

26:50
Crab species, warmer winters, 3D printing and medicine; and a regional STEM competition.

26:46
High-tech farming, fossil data and fish, nuclear waste, and a space shuttle mission story.

26:53
Saving songbirds, the lives of scientists, climate change and examining bones.

26:50
A lost colony, hope for the blind, what our devices reveal about us and a shared workspace