Physical Sciences

Quark Nuggets Of Dark Matter As The Origin Of Dama-Libra Signal?

all the reactions we know which create a baryon also create its anti-matter counterpart, so either the ...

Article - Tommaso Dorigo - Sep 18 2019 - 10:47am

Lunar Occultations, And Why They Are Fun

bright object compared to all but the few brightest background stars, so it is a rare occurrence that you ...

Article - Tommaso Dorigo - Nov 22 2020 - 6:20am

One More Episode In The Dark Matter Search Saga

and it is a very healthy practice. Indeed, by checking and re-checking all assumptions, repeating the ...

Article - Tommaso Dorigo - Nov 23 2021 - 6:39pm

How Inconsistent Really Are The W Mass Measurements

a different one, and here I have been hearing statements I do not concur with, all the way to blunt assertions ...

Article - Tommaso Dorigo - May 16 2022 - 6:07am

Will Anyone Ever Own Their Own Land In Space- And May We Get Wars In Space In The Future?

exploration would prevail, which he has said means you need to be able to remove all Earth microbes from Mars ...

Article - Robert Walker - Feb 3 2021 - 9:49pm

Can Human Explorers Keep Mars Clean, For Science?

strong UV radiation, and the thin landscape and dry soil all help. There is water on Mars but it is ...

Blog Post - Robert Walker - Jan 19 2014 - 11:09am

Guest Post: Carl Brannen On CP Violation

"time reversal" on a process cannot be known to us; all we can test with this idea is our model of ...

Article - Tommaso Dorigo - Feb 29 2012 - 8:14am

Soaring, Buzzing, Floating, Hopping, Crawling And Inflatable Mars Rovers- Suggestions For UAE Mars Lander

continue on parachute. Then discard parachute because it can't take you all the way to the surface. ...

Article - Robert Walker - Apr 7 2017 - 1:57pm

Calculating Invervals Between Events

contract two copies of the contra-variant dA μ. All inertial observers will agree this is the interval ...

Blog Post - Doug Sweetser - Dec 30 2015 - 8:34pm

Why Spacecraft Crash On Mars

not the control you have for a lunar landing. All that makes it impossible to use a lunar module type ...

Article - Robert Walker - Oct 30 2016 - 5:14pm