Deb Chachra

@debcha

Engineering professor. Immigrant. Child of immigrants. Design, technology, nature, education, language, gender, intersections. All enthusiasm is 100% genuine.

Cambridge, MA
tinyletter.com/metafoundry
Joined September 2008
2,450 Photos and videos Photos and videos

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  1. Pinned Tweet
    18 May 2017

    I wrote about appreciating the invisible systems that underpin our world, as part of a new series at :

    11 replies 121 retweets 258 likes
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  2. 7 hours ago

    e 42 51 6.02 x 10^23 i

    If you had to recommend someone 5 numbers to really get a feel for you/your tastes, what five would you pick?
    3 replies 12 likes
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  3. Retweeted
    9 hours ago

    A little birdy (not Twitter, but an actually nice birdy) told me today is 's launch anniversary 🛰💜 So here's one of my all time favorite things to look at, Voyager 1's closest approach to Jupiter which occurred March 5, 1979. (60 Jupiter days) data source: NASA/JPL

    14 retweets 46 likes
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  4. Retweeted
    13 hours ago

    The loggerhead shrike is a hawk trapped in the body of a finch. It can kill relatively large prey by grabbing its victim by the neck and then shaking till the neck breaks

    15 replies 99 retweets 305 likes
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  5. Retweeted
    22 hours ago

    “But I know a change is gonna come, oh yes it will...” Cora Harris, ’s stepdaughter, listening to the victory speech on Tuesday night. Beautiful image from Sarah Rice for The New York Times.

    40 replies 1,105 retweets 5,193 likes
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  6. 13 hours ago

    There is a cohort of people, myself included, for whom this book (National Geographic’s PICTURE ATLAS OF OUR UNIVERSE, 1980) was formative, to put it mildly.

    The last image Cassini took before plunging into the atmosphere
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    7 replies 10 retweets 74 likes
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  7. 16 hours ago

    By replacing such a senior member, 's nomination epitomizes the adage that you can't solve a problem using the same ways of thinking that created it.

    1 retweet 7 likes
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  8. 16 hours ago

    ICYMI, yesterday defeated the 10-time incumbent and is headed to DC as the first black woman to represent Massachusetts in Congress.

    2 replies 6 retweets 25 likes
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  9. Retweeted
    Sep 4

    In the article, mentions 'holotypes' which is a word I was unfamiliar with until I started hanging around museum people. This essay by is one of my all time favourite pieces of writing and tells how holotypes come to be.

    1 reply 6 retweets 32 likes
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  10. Retweeted
    Sep 4

    This accounting by of what was lost in Brazil is devastating and illuminating of the fragile knowledge museums carry.

    1 reply 52 retweets 48 likes
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  11. Retweeted
    Sep 4

    You: Don't read from The Book of The Dead, you'll wake an ancient evil. Them: That's intellectual fascism! The only way to kill the mummy is with debate! You: It's dead. Many people died achieving this. Them: But it hasn't been killed by *me* yet! Best resurrect it to be sure.

    1 reply 20 retweets 50 likes
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  12. Retweeted
    Sep 4

    incredibly sad video from inside Brazil's gutted National Museum — only the meteorites withstood the fire

    310 replies 3,843 retweets 5,306 likes
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  13. Retweeted
    Sep 4

    You don't learn to defeat something by engaging with it on its own terms. We don't train doctors by exposing them to diseases. Analyse fascism, teach people about the dangers, discuss how to combat it but don't release it just so you can play the hero.

    1 reply 10 retweets 18 likes
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  14. Retweeted
    Sep 4

    "If they had given to the museum 1/4 of funds that were used for any one of the [Olympic] soccer stadiums that are completely useless now, that would have been sufficient to put the museum in good condition."

    29 retweets 28 likes
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  15. Retweeted
    Sep 3

    If you know me in real life, you've probably heard me say that the single biggest contributor to my individual freedom and agency is high-quality, collective infrastructure:

    14 retweets 42 likes
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  16. Retweeted
    Sep 3

    If you need to hear a “debate” in order to reject white supremacy, I’ve got some bad news for you

    33 replies 1,367 retweets 7,208 likes
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  17. Retweeted
    Sep 4

    God: hold my beer, time for POISON LAKES angels: god no G: no I'm gonna make something live in there a: ...ok G: it's gonna have stilt legs a: ok G: Roman nose a: god why G: PINK

    6 replies 27 retweets 154 likes
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  18. Retweeted
    Sep 4

    Two American photographers documented 1930s poverty. One focused on white lives, the other, on the black underclass. This is such a powerful essay by on the racial aesthetic of suffering by

    21 retweets 37 likes
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  19. Sep 3

    Local : Massachusetts, it’s primary day tomorrow. Make a plan to vote tonight.

    1 reply 6 retweets 8 likes
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  20. Retweeted
    Sep 3

    Young women in Lowell, MA, formed one of the first labor unions in the US to protest working conditions and unfair company boardinghouse rent, at a time when unions had only recently been legalized and little to no legislation protected workers.

    1 reply 57 retweets 85 likes
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  21. Sep 3

    If you know me in real life, you've probably heard me say that the single biggest contributor to my individual freedom and agency is high-quality, collective infrastructure:

    14 retweets 42 likes
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