This Glass Orb Keeps An Eye On The Sun
This antique technology, called a Campbell-Stokes sunshine recorder, helps researchers maintain North America’s longest-running weather record.
16:41
Cephalopod Week Wrap-Up
A wrap of highlights from Cephalopod Week, and a check-in with SciFri education manager Ariel Zych and biologist Chuck Fisher aboard the exploration vessel “Nautilus.”
Meet the Cock-Eyed Squid
This midwater cephalopod sports different-size eyes for different functions.
The Attraction of Liquid Magnets
Liquid magnets lend themselves to art, as well as medical research.
12:12
Polluting Planes, Coked-Out Eels, and the Science of ‘Frass’ (Fake Grass)
What cutting airlines’ carbon emissions could mean, why scientists gave eels cocaine, and the good and bad of artificial turf.
17:43
Climate Skeptics Convene on Capitol Hill
This week, the Tenth International Conference on Climate Change convened in Washington, D.C. But don’t confuse it with the IPCC.
15:58
How You Explained the Sun
Science Friday’s Science Club has been on a month-long exploration of the sun: what it is, how we see it, and its effects on our lives.
6:27
Rising Ocean Temps Could Shrink Ocean Habitats
How will increasing global temperatures affect fish and marine habitats?
A Human Sundial
Why does the length and direction of our shadow change throughout the day? It all comes back to rotation and position of our planet relative to the sun.
Solar Convection
Use hot and cold water to see how fluids at different temperatures move around in convection currents in this DIY Sun Science Activity from Lawrence Hall of Science.