We are members of the genus Homo, distinguished from other primates as bipedal great apes. So far, we have found fossil evidence for several other members of our genus, i.e., several other humans. How does a fossil gain entry into this exclusive club? How many members are there? What do ...
Black Holes: Discovering the InvisibleBlack holes are among the most extreme objects in the universe. They push the boundaries of our knowledge, holding many unsolved mysteries. This talk will explore black holes from “small” to enormous, including how to detect these invisible marvels. In the process, we will probe the ...