Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...
Two neutron stars smashed together and shook the universe, triggering an epic explosion called a "kilonova" that spit lots of ultradense, ultrahot material into space. Now, astronomers have reported ...
The telescope that Galileo built in the late 1500s had the magnifying power of a pair of inexpensive binoculars available in any Wal-Mart, but it was enough to open up a new world. With this simple ...
Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...
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