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Видео ютуба по тегу David J. Helfand
Visiting keynote: Dr. David Helfand
Designing a university for the new millennium: David Helfand at TEDxWestVancouverED
Inside a Scientist's Suitcase: David Helfand
Astro4Earth Webinar - Dr. David Helfand
174. David J Helfand - A Survival Guide to the Misinformation Age: Scientific Habits of Mind
The God Delusion? | Alister McGrath & David Helfand at Columbia
Science: What We Know and What We Don't Know with Dr. David J. Helfand
David Helfand on Higher Education
Author Talk: Dr. David John Helfand "The Universal Timekeepers: Reconstructing History Atom by Atom"
The Universal Timekeepers: Reconstructing… by David J. Helfand · Audiobook preview
The Physics of History: David J. Helfand Biography
Astro4Earth Webinar - Dr. David Helfand Q&A
David J. Helfand, "The Universal Timekeepers: Reconstructing History Atom by Atom" (Columbia UP, ...
“The Universal Timekeepers: Reconstructing History Atom by Atom” — Dr. David Helfand
Surviving the Misinformation Age
174. David J Helfand - Podcast Announcement
Feb 2024 Prof. David John Helfand, The Universal Timekeepers: Reconstructing History Atom by Atom
"Where Did All That CO2 Come From?" - Dr. David Helfand, Columbia University
174. David J Helfand - Keys to Good Living
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