March For Science SF

We got so sick of hearing about all the lithium we need to carpet the roads w electric cars. So we did the 1st study to quantify alternatives. Leading w mass transit, ebikes, and urban density cuts lithium demand by up to 90%, while slashing carbon & giving us mobility & freedom.

Great update on the state of the Greenland ice sheet in 2022 from @ruth_mottram. Unfortunately it continues to rapidly lose ice. carbonbrief.org/guest-post-how…

Happy New Year! And no, we’re not accidentally celebrating early: Dec. 26 is Mars New Year! (Really? Yes, read on...)

Wow! A once in a lifetime photo! This incredible image of a meteor was captured by Jonathan Eggleston in West Virginia, USA, during the recent lunar eclipse.

🎶"Woah, we're half way there!"🎸 🌏📡〰️〰️〰️🚀🔜🔜🔜🌖 #GoArtemis #GoOrion #GoDSN

It's time for a thread on why Twitter hasn't gone down yet 🧵

The only tweet befitting of being The Last Tweet. #RIPTwitter

Happy Polar #PrideDay from the @NSF South Pole station!

What do absurd pandemic prevention policy proposals have to do with the catastrophic collapse of crypto markets? Quite a lot, actually, and it all comes back to this guy: nytimes.com/2022/11/14/tec…

Wow - 54 seconds, well-spent.

COLUMN: What food crisis? The FAO food-coat index is about to turn negative on an annual % basis for first time since mid-2020. And the price of many foodstuffs, from chickpeas to salmon to palm oil, is already falling. My latest @opinion note is here: bloomberg.com/opinion/articl…

Quite the show.

SLS has reached maximum dynamic pressure, or Max-Q.

Orion is now in Earth's orbit with a nominal main engine cutoff!

Congratulations @NASA on the launch of #Artemis 1! This is a big deal! This is one small step to the next giant leap back to the Moon. Welcome to the most exciting decade of human space exploration since Apollo. planetary.org/articles/nasa-…

To the Moon and beyond! #Artemis

LIVE NOW: The #Artemis era of exploration begins today with @NASAArtemis I, the first integrated test flight of the rocket and spacecraft that will bring humanity to the Moon. Watch @NASA_SLS and @NASA_Orion embark on their first voyage. twitter.com/i/broadcasts/1…

We are GO for launch!!