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Next Event - April 23, 2021

“Crossrail” — Building the £15B Elizabeth Line

Digitally Digging a New Metro Beneath London's Skyscrapers

Simon Bennett & Daniel Irwin

Crossrail, Ltd

Past Event - April 9, 2021

Designing Alien Artificial Intelligences

Programming Beyond the Limits of Human Knowledge and Reason

James Evans

University of Chicago

Past Event - March 19, 2021

The Clipper Mission to Europa

Exploring a Potentially Habitable Ocean World

Kate Craft

Hopkins Applied Physics Laboratory

Past Event - March 5, 2021

Building the Giant Magellan Telescope

 

James Fanson

GMTO Corporation

Past Event - February 19, 2021

Hot! The Parker Solar Probe

Heliophysics Near the Edge of the Sun

Nicola Fox

NASA

Past Event - February 5, 2021

The Search for Extraterrestrial Life

Are We the Sharpest Cookies in the Jar?

Abraham (Avi) Loeb

Harvard University

Past Event - November 6, 2020

Is There a Crisis in Cosmology?

A New Debate Over the Value of H0

Wendy Freedman

University of Chicago

Past Event - May 15, 2020

The Event Horizon Telescope

First Ever Images of a Black Hole

Sheperd S. Doeleman

Harvard-Smithsonian Center for Astrophysics

Past Event - April 29, 2019

A Planet Definition Debate

 

Alan Stern (PI New Horizons Mission) & Ron Ekers (Past President IAU)

Past Event - June 15, 2018

Cassini’s Spectacular Saturn

How it Revolutionized Our View of Planets, Moons, and the Possibilities for Life in the Universe

Speakers from NASA, Cornell, & JPL
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Upcoming Events

April 23, 2021 at 8:00 PM Meeting #2,439
“Crossrail” — Building the £15B Elizabeth Line

Digitally Digging a New Metro Beneath London's Skyscrapers

Simon Bennett & Daniel Irwin
Crossrail, Ltd
May 7, 2021 at 8:00 PM Meeting #2,440
Satellite Constellations and Astronomy

Satellite Interference with Astronomical Observations and Potential Remedies

Tony Tyson
Distinguished Professor of Astronomy - UC Davis
Chief Scientist at The Rubin Observatory
May 21, 2021 at 8:00 PM Meeting #2,441 Sponsored by PSW Science Member Tim Thomas
Bringing Back the American Chestnut Tree

How Biotechnology Can Be Applied to Conservation

William A. Powell
Director, American Chestnut Research & Restoration Project
Roosevelt Wild Life Station Scientist-in-Residence
See All Upcoming Events

Featured Videos

A Planet Definition Debate
Alan Stern (PI New Horizons Mission) & Ron Ekers (Past President IAU)
The Doom of Spacetime
Why It Must Dissolve Into More Fundamental Structures
Nima Arkani-Hamed
Professor, The Institute for Advanced Study, Princeton, and
A. D. White Professor-at-Large, Cornell University
After the James Webb Space Telescope
In-Space Assembly of Very Large Space-Based Observatories
John M. Grunsfeld
Astronaut
Former Associate Administrator, Science Mission Directorate
National Aeronautics and Space Administration
Human Skin Color
Its Evolution and Relevance to Health and Human Society
Nina Jablonski
Evan Pugh Professor of Anthropology
Pennsylvania State University

The Society

2020-2021 Series Sponsors 

Policy Studies Organization
in cooperation with the     
 American Public University
Founded 1871 as the Philosophical Society of Washington
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