Khev O'Keeffe @Kevsational

Applied mathematician. Somerville, MA Joined September 2009

Tweets

2K
Followers

229
Following

401
Likes

3K

Khev O'Keeffe @Kevsational

a year ago

Our new article about a simple model of driven model that can be solved. It reproduces the behavior of magnetic domain walls surprisingly well journals.aps.org/pre/abstract/1…

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Quanta Magazine @QuantaMagazine

3 years ago

Before mathematicians used modern symbolic algebra, they would reason geometrically. For instance, these figures show the equation (𝑎 + 𝑏)² = 𝑎² + 2𝑎𝑏 + 𝑏². quantamagazine.org/the-scandalous…

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David Deutsch @DavidDeutschOxf

3 years ago

A couple of years ago I spoke to a member of the panel that awarded me my first research grant on quantum computers (1985). He said it was a close-run thing. I asked if I'd have got it under today's criteria. He said: no chance; basically I could tick none of the boxes.

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Mark Moriarty @MbyM

4 years ago

2016: @ycombinator invested $20k (Fellowship) into my new startup. New bank acc; got debit card with exp. 12/21. I remember thinking, "12/21… I wonder will the company survive until then". Today: that card expires and one client wired me ~$20k. @awesoundapp alive and well 💪🚀

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Frank Close @closefrank

4 years ago

A simple graphic that should be widely used. #COVIDisairborne It also illustrates that refusal to wear a mask is not macho or libertarian, it is selfish.

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Awesound @awesoundapp

4 years ago

A secure alternative to Audible: Sell your audiobook on your own website. Charge listeners your way. Run your own promos. Know who's buying. Awesound gives listeners secure access. (If you collect the customer's email, they'll also receive an access link via SMS.) Example:

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David Creedon @creedonphoto

4 years ago

A full blood flower supermoon rises behind the #lighthouse at Ballycotton, Co. #Cork, #Ireland. #supermoon2021 #moon #BloodMoon @creedonphoto @pure_cork

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Senseable City Lab @SenseableCity

4 years ago

Published today in @NaturePortfolio , “The universal visitation law of human mobility" explores a human behavior we never knew was there. @MITdusp bit.ly/3umeDjf

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Raj Kumar Manna @rajphys

5 years ago

@PittEngineering @ChemePitt @PNASNews The word "swarmalators" is first coined by @stevenstrogatz in their amazing paper tinyurl.com/ygq6b6kv. It refers to oscillators whose phase dynamics and spatial dynamics are coupled. pnas.org/content/118/12…

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Grant Stern  @grantstern

5 years ago

Going to be HELL TO PAY at the Capitol Police for opening these gates and letting Trump's treason mob of Republicans onto the steps of the building. Incredible reporting @marcusdipaola.

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Karol Hausman @hausman_k

5 years ago

It's just overfitting, they said. It just memorizes the data, they said.

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Maria Popova @themarginalian

5 years ago

"Sometimes as an antidote To fear of death, I eat the stars. Those nights, lying on my back, I suck them from the quenching dark Til they are all, all inside me, Pepper hot and sharp." Remembering rare, rare Rebecca Elson, who would have been 61 today brainpickings.org/2020/04/10/ant…

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Max Tegmark @tegmark

5 years ago

Next time a friend tells you that #AI+#robotics are overhyped and progressing very slowly, have 'em watch this: youtube.com/watch?v=fn3KWM…

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Brian D. Earp, Ph.D. @briandavidearp

5 years ago

One of my all times favorites

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Sahil Lavingia @shl

5 years ago

Free college for all: YouTube.

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Richard Dawkins @RichardDawkins

5 years ago

With Trump thankfully gone, I suspect that we shall increasingly notice a very different but still serious menace to a decent, reason-based society: the intolerant, bossy Thought Police of the “Woke” Left. Biden should take care to avoid being associated it.