ProfBrianCox (@profbriancox.bsky.social) reply parent
Those were the days …. brains in buckets ….
Professor of Particle Physics at The University of Manchester and Royal Society Professor for Public Engagement in Science
71,063 followers 114 following 58 posts
view profile on Bluesky ProfBrianCox (@profbriancox.bsky.social) reply parent
Those were the days …. brains in buckets ….
The Francis Crick Institute (@crick.ac.uk) reposted
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ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes indeed - 20 years ago …. I don’t think we’ve changed much :-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
I think we should go for both - sort of like the 12 days of Christmas. A 2 week-long Feast of Astronomy.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Huge congratulations - I agree that completing a PhD is both tremendously difficult and tremendously rewarding.
ProfBrianCox (@profbriancox.bsky.social) reply parent
It does doesn’t it! Total bollocks.
ProfBrianCox (@profbriancox.bsky.social) reply parent
:-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
I could not agree more. I think most people vote optimistically - for the party they believe will offer a better future. Aiming for competence is not a compelling vision, although admittedly at the last election it was sufficient given the circumstances!
Chris Lintott (@chrislintott.bsky.social) reposted
In person tickets are full, but online viewers still very welcome for tomorrow's Gresham lecture.
Jacob Öberg (@profjacob.bsky.social) reposted
🚨🚨 "Brexit makes no sense in a world dominated by Trump. Britain’s place is back in the EU". Great column by @jonathanfreedland.bsky.social on #brexit and the election of Donald Trump which I think has been widely misconstrued in some quarters. /1 www.theguardian.com/commentisfre...
ProfBrianCox (@profbriancox.bsky.social) reply parent
I don’t agree. I can’t see the big picture - what is the U.K’s place in the world? Are we to regain our place in Europe or attempt to be a lower-tax, deregulated country which is more US facing? The big strategic questions can’t be dodged much longer.
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s called Titanic.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes. I’m pretty fed up with ‘red lines’.
ProfBrianCox (@profbriancox.bsky.social) reply parent
I still agree with myself - I think that was 2014!
ProfBrianCox (@profbriancox.bsky.social)
I would add that Labour’s relaunch reads as a list of policies they would like to enact if the plan works. But I don’t see a plan. In 2025 (in my view) they will have to either set the country on trajectory to rejoin SM and CU or align more closely with US. Rudderless mid-Atlantic is unsustainable.
Jonn Elledge (@jonnelledge.bsky.social) reposted
"Chris Rea is from Middlesbrough. This means that Driving Home For Christmas is essentially a song about being stuck in a traffic jam on the A1(M)." Anyway, it's December, and you know what that means.
ProfBrianCox (@profbriancox.bsky.social) reply parent
It is the same, yes. Which leads to the twins paradox. The resolution is the symmetry between the clocks is broken when one accelerates (changes direction) to return and meet the other. If you google it, note that the AI summary is wrong. You don’t need General Relativity to deal with the problem.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Everyone has to have the same protection going down there whether they are mining or not - so I suppose it’s to do with mining!
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s a very impressive operation. The first time I went down was in the late ‘90s. Maybe he was as manager then?
ProfBrianCox (@profbriancox.bsky.social)
Spent the day at Boulby Underground Lab near Whitby - 1.1km underground. Dark matter searches, neutrino physics, very low cosmic ray and background radiation suitable for (amongst many other things) quantum computing. It’s a pretty unique facility and the mine is remarkable - over 100km of tunnels!
ProfBrianCox (@profbriancox.bsky.social)
I finally started watching The Last of Us (I know I’m very late) and now I’m paranoid about getting athletes foot.
Dr Duncan Robertson (@duncanrobertson.bsky.social) reposted reply parent
This is really good bsky-follow-finder.theo.io
ProfBrianCox (@profbriancox.bsky.social) reply parent
Greenfield originally. I used to live in Lydgate.
ProfBrianCox (@profbriancox.bsky.social) reply parent
My family are from Saddleworth which really should be thought of as the West Riding of Yorkshire. Although I was born in Oldham and that is certainly Lancashire.
Emily Lakdawalla, Uranus Expert (@elakdawalla.bsky.social) reposted
The best thing about this image: the night side of Saturn. It’s not totally dark. Why not? Because it’s vaguely lit by light that has reflected from the rings. If you could somehow stand on the top of Saturn’s clouds, when it’s night, your world would be brightly lit by the huge yellow arc of rings.
Tom Irwin (@tomirwin.bsky.social) reposted
Good morning! If you've found my 'UK news and politics' starter pack useful to get you up and running on @bsky.app, please spread the word to new users by giving this a repost. Cheers! go.bsky.app/VNsC9bL
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes. I’m the real one!
ProfBrianCox (@profbriancox.bsky.social) reply parent
Sherry.
ProfBrianCox (@profbriancox.bsky.social) reply parent
That’s great - say hello from me !
ProfBrianCox (@profbriancox.bsky.social) reply parent
No - just under I presume !
ProfBrianCox (@profbriancox.bsky.social) reply parent
That’s Taiyō …
ProfBrianCox (@profbriancox.bsky.social) reply parent
I thought you’d be more interested in the biology than the engineering :-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s not me to be fair - it’s Einstein. And yes, he’s right.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Won’t work. AI’s are sort of Californian and I’m from Oldham. Far more difficult to replicate.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes!
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes indeed!
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s the breed. I think it comes from the American Curl I initially
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s just the rate of change of position generalised to spacetime. So velocity = dx/dt basically. Think miles per hour …
ProfBrianCox (@profbriancox.bsky.social) reply parent
The problem with that joke is that everything with mass or energy generates its own gravity field.
ProfBrianCox (@profbriancox.bsky.social)
And one last picture of my cat, just to round off this initial short series of physics and cat posts, this time with my radiator also in shot.
ProfBrianCox (@profbriancox.bsky.social) reply parent
I’ve got more chance of doing that than putting my feet on my head to be honest ..
ProfBrianCox (@profbriancox.bsky.social) reply parent
Is he on here - is it the real Dara ?
ProfBrianCox (@profbriancox.bsky.social) reply parent
Thank you :-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
But both phones would end up in the phone bag they make you put your phones in. Watch would work
ProfBrianCox (@profbriancox.bsky.social) reply parent
I would recommend it of course - if you have the time and resources which is obviously a big if !
ProfBrianCox (@profbriancox.bsky.social) reply parent
I just don’t like the k …
ProfBrianCox (@profbriancox.bsky.social) reply parent
Thanks - I’ll look into that …
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes. I think it’s ultimately doing the audience a favour - although you can’t buy a beer using Apple Pay ….
ProfBrianCox (@profbriancox.bsky.social) reply parent
Maybe the other one is him.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Nice.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Also note that E =gamma mc^2 would appear to imply that massless particles should have zero energy - BUT for massless particle travelling at c, gamma goes to infinity and so the expression is undefined. Then we have E =pc from the equation in the notes. Nice :-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
I meant to type ‘kind of nob’ but I agree that can of nob is better
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s worth a try though
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yep.
ProfBrianCox (@profbriancox.bsky.social) reply parent
It’s great stuff :-)
ProfBrianCox (@profbriancox.bsky.social)
Here’s a picture of my cat asleep with its feet on its head. I can’t do this.
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yo momma has such a large invariant mass that …..
ProfBrianCox (@profbriancox.bsky.social) reply parent
I’m the real one - and I can prove it by noting that the others are nob ends.
ProfBrianCox (@profbriancox.bsky.social)
I’ve been lecturing today at Manchester - special relativity - and for no good reason other than I want to post stuff here, here’s my lecture notes introducing the concept of invariant mass :-)
ProfBrianCox (@profbriancox.bsky.social)
I am going to start following people by the way - just getting started :-)
ProfBrianCox (@profbriancox.bsky.social) reply parent
Yes! Uncompromising certainly :-)
ProfBrianCox (@profbriancox.bsky.social)
I saw Bob Dylan last night at The Royal Albert Hall - it was wonderful. They made everyone put their phones in little bags so they couldn’t be used. I was ambivalent initially but the result was wonderful. Everybody just listened and the audience was dark. I think it’s a good thing. Thoughts?
ProfBrianCox (@profbriancox.bsky.social) reply parent
Why have you posted a picture of James Blunt?
ProfBrianCox (@profbriancox.bsky.social) reply parent
I’m just getting started - give me a minute!
ProfBrianCox (@profbriancox.bsky.social)
Right. Hello. Is this place any good?