Physical Sciences

Scientific Critique of A dwell position verification method for high dose rate brachytherapy

image of all the individual verification images that would provide the verification of the positions for ...

Blog Post - Dayan Loria - Aug 2 2009 - 5:28am

The Principle Of Maximal Aging

Putting this all together, Newton's first law in its general-relativistic form reads: Newton's ...

Article - Johannes Koelman - Aug 16 2009 - 2:01pm

Jesus Ticked Off At NASA

uracil, which is found in the genetic make-up of all living organisms on Earth. The researchers thought ...

Article - Becky Jungbauer - Nov 12 2009 - 2:27pm

The Ultra Conservative Fringe

is all the ways energy can be stored per unit volume.  Take different derivatives to get to the ...

Blog Post - Doug Sweetser - Mar 13 2011 - 1:13pm

A Date With An Eco-Friendly Rocket

Furfuryl, they use only use a few pounds, at around $3/pd. So all three are very economical. In contrast, ...

Article - Project Calliope - May 7 2011 - 12:41pm

On Wearing Two Hats- Your Input Appreciated

last he said: "All right. You can have a commission in Bungo's regiment. You will have to do ...

Article - Tommaso Dorigo - Oct 6 2011 - 4:41am

LHC Combination Of Higgs Limits: MH <141 GeV

experiments, once different final state results are combined. All is as always as a function of the unknown ...

Article - Tommaso Dorigo - Nov 23 2011 - 11:29pm

Einstein Field Equation Derivation in about a Dozen Steps

today.  At a far away level, it sounds easy- describe all physics the same way whether one is ...

Blog Post - Doug Sweetser - May 21 2012 - 11:46pm

Smore Snarky Puzzle Answers

 Once there is a requirement for more than one angle, the angles cannot all be zero or 90 degrees.  But ...

Blog Post - Doug Sweetser - Jun 18 2012 - 10:36pm

Beam Me The Farthest, Scotty!

century, we know that this expansion is accelerating. It is the acceleration that makes all the difference. ...

Article - Johannes Koelman - Dec 27 2012 - 1:36pm