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Paul Halpern

@phalpern

Physicist and Science Writer. Author of nineteen books, including Time Journeys, Cosmic Wormholes, Einstein's Dice, The Quantum Labyrinth, Synchronicity, Flashes of Creation, and The Allure of the Multiverse.

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27.08.2023
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Latest posts by Paul Halpern @phalpern

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'A hundred times every day I remind myself that my inner and outer life depend on the labors of others.. I regard class differences as contrary to justice.. I also consider that plain living is good for everybody, physically and mentally'

-Albert Einstein (The World As I See It)

#Science #Einstein

09.03.2026 15:10 πŸ‘ 7 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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'Science makes people reach selflessly for truth and objectivity; it teaches people to accept reality, with wonder and admiration, not to mention the deep awe and joy that the natural order of things brings to the true scientist.'

-Lise Meitner, Austrian nuclear scientist

#Science #Physics

09.03.2026 15:05 πŸ‘ 8 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Two-time Nobel Prize winning Linus Pauling, one of the greatest chemists and peace activists of the 20th century.

#science #chemistry #NobelPrize

09.03.2026 15:04 πŸ‘ 7 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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'We live on an island surrounded by a sea of ignorance.

As our island of knowledge grows, so does the shore of our ignorance.'

-John Archibald Wheeler

#Physics #Science #ScienceSky

09.03.2026 15:02 πŸ‘ 5 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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About your cat, Mr. SchrΓΆdinger β€” I have good news and bad news

(Benjamin Schwartz, New Yorker)

#Science #Physics #Quantum

09.03.2026 15:01 πŸ‘ 12 πŸ” 4 πŸ’¬ 0 πŸ“Œ 1
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'A hundred times every day I remind myself that my inner and outer life depend on the labors of others.. I regard class differences as contrary to justice.. I also consider that plain living is good for everybody, physically and mentally'

-Albert Einstein (The World As I See It)

#Science #Einstein

09.03.2026 15:10 πŸ‘ 7 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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'Science makes people reach selflessly for truth and objectivity; it teaches people to accept reality, with wonder and admiration, not to mention the deep awe and joy that the natural order of things brings to the true scientist.'

-Lise Meitner, Austrian nuclear scientist

#Science #Physics

09.03.2026 15:05 πŸ‘ 8 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Two-time Nobel Prize winning Linus Pauling, one of the greatest chemists and peace activists of the 20th century.

#science #chemistry #NobelPrize

09.03.2026 15:04 πŸ‘ 7 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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'We live on an island surrounded by a sea of ignorance.

As our island of knowledge grows, so does the shore of our ignorance.'

-John Archibald Wheeler

#Physics #Science #ScienceSky

09.03.2026 15:02 πŸ‘ 5 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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About your cat, Mr. SchrΓΆdinger β€” I have good news and bad news

(Benjamin Schwartz, New Yorker)

#Science #Physics #Quantum

09.03.2026 15:01 πŸ‘ 12 πŸ” 4 πŸ’¬ 0 πŸ“Œ 1
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'Do not remain nameless to yourself – it is too sad a way to be.

Know your place in the world and evaluate yourself fairly, not in terms of your naΓ―ve ideals of your own youth, nor in terms of what you erroneously imagine your teacher’s ideals are.'

-Richard Feynman

#Science #Feynman #Physics

06.03.2026 14:45 πŸ‘ 5 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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"Mathematics, rightly viewed, possesses not only truth, but supreme beautyβ€”a beauty cold and austere like that of sculpture."

-Bertrand Russell

#mathematics #science

05.03.2026 13:30 πŸ‘ 9 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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'I believe in peace ... because peace must and will be.'
-Albert Einstein

(Interviewed by Aldo Sorani on 26 October 1921 in the Rome newspaper Il Messagero.)

#histSTM #AlbertEinstein

04.03.2026 02:20 πŸ‘ 10 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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When Jocelyn Bell, who discovered pulsars, did not win the 1974 Nobel Prize for the discovery of pulsars, and the prize went to her research supervisor Antony Hewish, critics dubbed it the 'No-Bell' prize

#Science #Astronomy #Physics

14.02.2026 21:25 πŸ‘ 23 πŸ” 5 πŸ’¬ 0 πŸ“Œ 1
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'I wish to thank you with all my heart for the time you devoted to us, and to ask your forgiveness if by any chance my rough manners sometimes made you feel uncomfortable. But above all, I wish you and your children good health.'

-Albert Einstein, writing to Marie Curie, 1913

#Einstein #Curie

05.03.2026 13:42 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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🚨 Here is our final speaker list for the @philadelphiascienceaction.substack.com @standupforscience.bsky.social rally and march - tomorrow Saturday at 11a at City Hall🚨

We hope to see you there so that we can stand together for and with our immigrants neighbors and science.

06.03.2026 16:04 πŸ‘ 4 πŸ” 2 πŸ’¬ 0 πŸ“Œ 1
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Get ready, Science Jawns πŸ§ͺπŸ¦…! Action week is here!

3/5: TEACH-IN on the State of American Science One Year into the Trump Admin. RSVP HERE: www.eventbrite.com/e/philadelph...

3/7: Philly's STEM, Healthcare, & Ed community will RALLY & MARCH to oppose the harms of aggressive immigration enforcement.

02.03.2026 16:31 πŸ‘ 9 πŸ” 6 πŸ’¬ 1 πŸ“Œ 1
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'Do not remain nameless to yourself – it is too sad a way to be.

Know your place in the world and evaluate yourself fairly, not in terms of your naΓ―ve ideals of your own youth, nor in terms of what you erroneously imagine your teacher’s ideals are.'

-Richard Feynman

#Science #Feynman #Physics

06.03.2026 14:45 πŸ‘ 5 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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'I wish to thank you with all my heart for the time you devoted to us, and to ask your forgiveness if by any chance my rough manners sometimes made you feel uncomfortable. But above all, I wish you and your children good health.'

-Albert Einstein, writing to Marie Curie, 1913

#Einstein #Curie

05.03.2026 13:42 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Sevda Arif Kurşunoğlu, J Robert Oppenheimer, and Pakistani Nobel Laureate Abdus Salam converse outdoors in Miami, Florida

Sevda, the widow of Turkish physicist Behram Kurşunoğlu, is now 102 years old and still lives in Florida

(Photo courtesy of AIP)

#Oppenheimer #AbdusSalam

05.03.2026 13:40 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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Two brilliant Nobel laureate quantum physicists:

Werner Heisenberg and Shin'ichiro Tomonaga converse during Heisenberg's visit to Japan

#Science #Quantum #Physics

05.03.2026 13:39 πŸ‘ 5 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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@mattstrassler.bsky.social "Waves in an Impossible Sea" is now available in paperback!

A theoretical physicist takes readers on an awe-inspiring journey to discover how the universe generates everything from nothing at all.

03.03.2026 18:15 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
Washington D.C. March 7th Rally Location, Mall Walk, between 7th & 9th NW, just north of Hirshhorn Sculpture Garden

Washington D.C. March 7th Rally Location, Mall Walk, between 7th & 9th NW, just north of Hirshhorn Sculpture Garden

WASHINGTON D.C.!!!
Clear your calendars this SATURDAY, MARCH 7TH because we are rallying on the Mall to Take Back Our Science from 1pm - 3pm.

See map below for location!

Visit this link to learn more!
zurl.co/j6P1o

#March7DC
#standupforscience
#science
#savescience
#rally

05.03.2026 12:30 πŸ‘ 25 πŸ” 12 πŸ’¬ 0 πŸ“Œ 0
NO ONE IS COMING TO SAVE US

NO ONE IS COMING TO SAVE US

It's up to us to save science, protect health and defend this democracy!
Stand up! Speak out! Hit the streets on March 7th!

Join us on the streets at rallies nationwide on March 7th.zurl.co/Rcwcl
#ItsUpToUs #standupforscience #rally #March7

04.03.2026 13:08 πŸ‘ 129 πŸ” 74 πŸ’¬ 1 πŸ“Œ 11
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"Mathematics, rightly viewed, possesses not only truth, but supreme beautyβ€”a beauty cold and austere like that of sculpture."

-Bertrand Russell

#mathematics #science

05.03.2026 13:30 πŸ‘ 9 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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'I believe in peace ... because peace must and will be.'
-Albert Einstein

(Interviewed by Aldo Sorani on 26 October 1921 in the Rome newspaper Il Messagero.)

#histSTM #AlbertEinstein

04.03.2026 02:20 πŸ‘ 10 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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'A human being is part of the Universe.. limited in time and space.

He experiences himself.. as something separate, a kind of optical delusion of his consciousness.

The striving to free oneself from this delusion is the one issue of true religion'

-Albert Einstein

#Physics #Einstein #Science

02.02.2026 16:40 πŸ‘ 14 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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Astrophysicist Virginia Trimble, who served as "Miss Twilight Zone" when she was a student, pictured with Twilight Zone creator Rod Serling looking over a script.

From a great article about her in Sky and Telescope:

skyandtelescope.org/astronomy-re...

#Astronomy #Astrophysics #TwilightZone

14.02.2026 21:27 πŸ‘ 11 πŸ” 5 πŸ’¬ 3 πŸ“Œ 0
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Albert Einstein at the age of 19, during his university years at the ETH (Swiss Federal Institute of Technology) in ZΓΌrich, Switzerland. His thoughts at that time about light's behaviour would later lead him to the special theory of relativity.

(Photo courtesy of @ethlibrary.bsky.social)

#Einstein

08.02.2026 23:40 πŸ‘ 18 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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@huwprice.bsky.social Thank you, Prof. Price, for reviewing my first book Time Journeys more than 35 years ago!

prce.hu/w/preprints/...

04.03.2026 01:54 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 1