Physical Sciences

Protecting The Planet Requires Heroes, Money, And Citizen Scientists

to pull apart all its gravitationally-bound bits out to infinity (or, very, very far away from ...

Article - Matthew T. Dearing - Apr 12 2011 - 9:57pm

What Food Can You Share With An ET?

closely related. In the Star Trek universe then they have an underlying hypothesis that all the planets ...

Article - Robert Walker - Dec 2 2019 - 10:03pm

Five Tips For Particle Physics Ph. D. Wannabes

laboratory, where detectors are built, Feynman diagrams crowd the blackboards, and people of all ethnicities ...

Article - Tommaso Dorigo - Nov 29 2009 - 6:05am

Spaceship Earth: Entropy Factor #1

night in a simple way.  The atmosphere, land, ice and sea all do their own thing with the sun's ...

Article - Patrick Lockerby - Feb 25 2010 - 7:04am

Sexy Standard Model Symmetries 2: Experimental Corrections

wall. When I vary all 4 numbers that go into the normalization, I get this animation of SU(2): Animation ...

Blog Post - Doug Sweetser - May 5 2011 - 8:19am

Velocity: Stuff That Just Doesn't Add Up

invalid. Swap all three pairs of subscripts, and the equation is again cyclic, and again valid: v FS + v ST ...

Article - Johannes Koelman - Feb 1 2012 - 10:28am

Would Microbes From This Astronaut Make It Impossible For Anyone To Terraform Mars- Ever?

such as need to keep Mars pristine for present day scientific exploration. Also, I am not yet at all ...

Blog Post - Robert Walker - Jan 19 2014 - 9:48am

Is Fomahault-b A Dwarf Exoplanet- If IAU Definition Is Used?

exoplanets. Let's use  Margot's?  - the various measures are all are in pretty good agreement in the ...

Article - Robert Walker - Mar 17 2017 - 10:53am

Letter To A Demanding PhD Supervisor

Ippocratic oath, we all follow an implicit oath to do all we can to improve our understanding of Nature.  But ...

Article - Tommaso Dorigo - Jan 11 2026 - 12:32pm

Chaotic Behavior In The Quantum World Of Frozen Xenon

around in different places and directions, with little conversation among them. Yet, eventually, they all ...

Article - News Staff - Aug 6 2008 - 5:54pm