Search for tag: "atomic physics"

Konstantin Batygin - Planet Nine From Outer Space

At the outskirts of the solar system, beyond the orbit of Neptune, lies an expansive field of icy debris known as the Kuiper belt. The orbits of the individual asteroid-like bodies within the Kuiper…

From  Kathryn Gentilello 6 Days ago 3 views 0  

John Baez - Mathematical Mysteries of the Periodic Table

Why do atoms behave the way they do? Why do electrons form “shells,” as seen in the periodic table? Why does the first shell hold 2 electrons, the second 8, and the third 18: twice the…

From  Kathryn Gentilello A week ago 3 views 0  

Michael Lemonick - How a Failed Astrophysics Major Became a Successful Science Writer

I knew from the time I was a very young child that I wanted to be an astronomer. The dream lasted until I got to college, where I learned to my dismay that I actually had no passion for doing what an…

From  Kathryn Gentilello A month ago 6 views 0  

Zeb Rocklin - The Science of Origami

What kinds of shapes can you make by folding a sheet of paper? How strong can you make them, or how flexible? Although we've been folding paper for centuries, we're still discovering…

From  Kathryn Gentilello A month ago 14 views 0  

How the Universe Made the Elements in the Periodic Table - James Sowell

The creation of the elements in the universe took billions of years and required various processes.The first few minutes of the big bang produced only hydrogen (H) and helium (He). No new elements…

From  Kathryn Gentilello 2 Months ago 15 views 0  

Michael F. Schatz - Forecasting Turbulence

Fluid turbulence is one of the greatest unsolved problems of classical physics (and the subject of a million dollar mathematical (Millenium) challenge). Centuries of research--including Leonardo da…

From  Kathryn Gentilello 4 Months ago 7 views 0  

Jennifer Curtis, Chandra Raman, Rick Trebino - Celebration of 2018 Physics Nobel Prize: Lighting the way with microscopic tractor beams and sculpted laser pulse

The 2018 Nobel Prize in Physics recognizes two breakthrough inventions in laser physics. The first, optical tweezers, allows scientist and engineers to use lasers like the tractor beams of Star Trek…

From  Kathryn Gentilello 5 Months ago 12 views 0  

Elisabetta Matsumoto - Non-Euclidean Virtual Reality

The 2016 confirmation of Einstein's prediction of gravitational waves has put the spotlight back on the importance of curvature for the physics of the universe. While the ability of mass to…

From  Kathryn Gentilello 5 Months ago 6 views 0  

David B. Kieda - Ultra-high Resolution Astronomical imaging using quantum properties of light

Ever since the first astronomical telescope observations made by Galileo (1610), optical astronomy has developed increasingly sophisticated methods for exploring the universe using only the …

From  Kathryn Gentilello 6 Months ago 12 views 0  

Seth Shostak - When Will We Find E.T. and What Happens If We Do?

Are we alone in the universe? The scientific hunt for extraterrestrial intelligence is now well into its fifth decade, and we still haven’t discovered any cosmic company. Could all this mean…

From  Kathryn Gentilello 6 Months ago 15 views 0  

Seth Shostak - SETI: Any Closer to a Discovery?

Are we alone in the universe? The scientific hunt for extraterrestrial intelligence is now well into its fifth decade, and we still haven’t discovered any cosmic company. Could all this mean…

From  Kathryn Gentilello 6 Months ago 4 views 0  

The American Physical Society Report on the Status of LGBT People in Physics - Tim Atherton

In this talk, I’ll discuss climatic issues faced by LGBT people in Physics, informed by findings of the recent American Physical Society report on the status of LGBT people in Physics. This…

From  Kathryn Gentilello 11 Months ago 9 views 0  

Arch and scaffold: Hilbert space and transformation theory - Michel Janssen

In early 1927, Paul Dirac and Pascual Jordan, independently of one another, published their versions of a general formalism tying the various forms of the new quantum theory together and giving the…

From  Kathryn Gentilello A year ago 13 views 0  

Sex, Flies and Video: Communicating Science to the Public in Words and Images - James Gorman

Scientists and journalists have similar, but not identical interests in getting information about their work to the public in an appealing, but accurate way. James Gorman will draw on his experience…

From  Kathryn Gentilello A year ago 54 views 0  

Ion Hydration and Effective Charge - Phil Pincus

Ions in water are typically understood to be hydrated, i.e. the appropriate water dipolar orientations point toward the charge (which is here taken to be of spherical symmetry). Depending on the…

From  Kathryn Gentilello A year ago 11 views 0  

Life in the Universe - Abraham (Avi) Loeb

Is life most likely to emerge at the present cosmic time around a star like the Sun? Loeb will review the habitability throughout cosmic history from the birth of the first stars 30 million years…

From  Kathryn Gentilello A year ago 13 views 0