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Observations

Observations

Opinion, arguments & analyses from guest experts and from the editors of Scientific American

In Memoriam: Joe Polchinski, 1954–2018

He was a theoretical physicist's theoretical physicist who made fundamental contributions to our understanding of black holes and string theory, among other things

February 8, 2018 — Sean Carroll

NASA Should Start Funding SETI Again

The search for extraterrestrial intelligence should be a part of the agency’s Astrobiology mission—but thanks to a 1993 law, it’s not 

February 7, 2018 — Jason Wright

Elon Musk Does It Again

His Falcon Heavy rocket lifts off on the first try, puts a Tesla auto into orbit—and maybe changes the business of space commerce and exploration forever

February 6, 2018 — Lee Billings

Blog Index

ObservationsOpinion, arguments & analyses from guest experts and from the editors of Scientific American

Confronting Common Wisdom