Please turn JavaScript on
Homepage
TrendingMy newsFind FeedsDelivery settingsPlansMy earnings
HelpBlog
Log in
Find more feeds
header-image

Physics Forums

We bring you the latest updates from Physics Forums through a simple and fast subscription.

We can deliver your news in your inbox, on your phone or you can read them here on this website on your personal news page.

Unsubscribe at any time without hassle.

Physics Forums's title: Physics Forums | Science Articles, Homework Help, Discussion

Is this your feed? Claim it!

Publisher:  Unclaimed!
Message frequency:  10.97 / day

Message History

A Proposal to Address the Early Galaxy Maturation Paradox via CPM
Experimental Proposals:


The paper proposes testing this theory through the G-Constant Fluctuation Test and the Shadow Precedence Test within shielded enclosures to detect mechanical pressure changes prior to thermal equilibrium.


Conclusion:


By shifting from...


Read full story
Can alpha radiation make other materials radioactive?
Most general sources that describe the basics of ionizing radiation assert that the only type of radiation that can directly make other materials radioactive is neutron radiation (via "neutron activation").

Googling "does radiation make things radioactive?" produces a few examples, for...


Read full story
Request for a new History of Science subforum
[Mentor Note: Subthread split off from "Einstein visit to Manchester in 1921" thread https://www.physicsforums.com/threads/einsteins-visit-to-manchester-in-1921.1084407/ ]


Read full story
Using "symmetry" to deduce final velocities of two colliding particles
Text excerpt : For context, I copy and paste the paragraph on "symmetry" from the text, underlining the relevant lines in red. I hope it's readable.

Problem situation : This concerns the last three lines from the text excerpt. They say that :

"... if a particle of mass...


Read full story
Trying to find a story (YASID)
I am recalling a short-short, maybe from the 1990s, maybe from an author's blog, maybe Orson Scott Card. Not sure about those details.

The basics: a time traveller pops into an author's study, gives a bunch of predictions, then pops a year later. The predictions all come true. In the year-later...


Read full story