12:17
Plankton Goes Viral
A multi-year scientific expedition gives scientists new insights into the oceana’s viral communities.
Map Sun Trails
Use photosensitive paper to make a map of the path of sunlight on the earth in this activity from the Lawrence Hall of Science.
The Fine Art of Toxic Waste
An engineer and an artist are transforming pollution from coal mines into pigments used to tint paint.
Sun Halo, With Sundog Companions
When the sun interacts with six-sided ice crystals, ethereal optical effects can occur.
Spot the Sunspots
Use binoculars or a telescope to identify and track sunspots. You’ll need a bright sunny day for this DIY Sun Science Activity from Lawrence Hall of Science.
6:26
Flash of the Disco Clam
Reminiscent of the flashy dance halls and shag carpets of the ’70s, the disco clam flaunts frilly tentacles and its very own light show.
Make a UV Detector
On a bright, sunny day, use tonic water to detect ultraviolet (UV) light from the Sun in this DIY Sun Science Activity from Lawrence Hall of Science.
#ExplainTheSun
What does the Sun do? Tell us, using the hashtag
#ExplainTheSun
What Does The Sun Do? Solar Experts Respond
Experts with a vested solar interest weigh in on the sun’s various starring roles.
12:12
Salty Antarctic Aquifers, Penguin Poop, and a 3D-Printed Splint
Salty aquifers deep under Antarctica could be a blueprint for where life might hide out on Mars.