What's cellular about a cellphone?

A professor of wireless communications explains the origins of cellular networks and how they evolved into today's 5G networks.

Daniel Bliss, Professor of Electrical Engineering, Arizona State University • conversation
Nov. 20, 2020 • ~7 min

A 4G network on the Moon is bad news for radio astronomy

Radio telescopes are incredibly sensitive to phone network interference.

Emma Alexander, PhD Candidate in Astrophysics, University of Manchester • conversation
Oct. 23, 2020 • ~6 min

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