Here is a quick demo about how to build a pinhole projector to safely view a projection of the eclipsed sun. When looking at the eclipse directly, protective eclipse glasses are necessary to prevent eye damage.Aug. 10, 2017
UP NEXT
U.K. Airbus plant converted into coronavirus ventilator factory
01:34
Buying renewable energy from your neighbor: One startup’s mission to reshape the marketplace
07:03
Big food is betting big on regenerative agriculture in climate change fight
02:36
Scientists trained rats to drive tiny cars. It could have huge implications for our mental health.
01:48
First commercial drone home delivery service in U.S. takes flight
01:53
Why leaves change color: the science of fall foliage