Manufacturing and assembly of the largest telescope mount ever built in the United States has begun! The 39-meter tall structure will hold the Giant Magellan Telescope, equipped with mirrors built at our Richard F. Caris Mirror Lab. Read more: bit.ly/4cK8jbq

Trump: "Kamala just one day decided to breath oxygen." Rightwing media: "Has she always breathed oxygen?" Reporter: "Vice President Harris, do you breath oxygen?" VP Harris: "Let's talk about working class families." Politico: "Harris evades questions about oxygen intake."

Kamala Harris is used to taking on predators, fraudsters, and corporate stooges. Come to think of it — tonight’s debate is no different.

She’s right: crime in America went down after Donald Trump was defeated.

Last week, astrophotographer Travis Deyoe captured this stunning picture of the sun with one of the solar telescopes at Mt. Lemmon SkyCenter. This Lunt 100mm H-Alpha telescope is used during our day programs and SkyNights experiences - sign up here: bit.ly/3ZsX7gr

Comet C/2023 A3 (Tsuchinshan–ATLAS) graces the dawn sky over Kitt Peak National Observatory! ☄️ It was captured in the morning hours before sunrise on Saturday 28 September 2024 by Rob Sparks from @NOIRLabastro. noirlab.edu/public/images/… 📷: KPNO/NOIRLab/NSF/AURA/R. Sparks

Extraordinary for JD Vance to invoke a friend who needed an abortion, while appearing on behalf of the president who ended American women’s right to choose.

New U of A President spends his first day on campus exploring the Richard F. Caris Mirror Lab.

when it's jwst proposal day

When two converging supermassive black holes are only 3.26 light years (or one parsec) apart, their progress stalls. What provides the last little nudge to make them meet? quantamagazine.org/how-do-merging…

I'm glad I don't have to write an endorsement piece, because I really wouldn't know how to go about it. Ever since 2015, when Trump descended the escalator, I have had the same feeling, which I've never quite seen articulated, so I will briefly try:

What are we even talking about here?? When I think about my kids and my family and how they will grow up, the choice is clear to me. VOTE KAMALA HARRIS!!!

Donald Trump — the twice impeached former president, Jan. 6 coup leader, convicted felon, adjudicated sexual abuser, and man who mismanaged the 2020 economic implosion and coronavirus disaster that killed more than 1 million people in this country — has convinced American voters

👋 bit.ly/Werder-Leave-X

Sen. Mark Kelly on Elon Musk calling him a traitor: “When I was flying over Iraq getting shot or flying in the space shuttle, never once for a second did I think somewhere down the road, somebody's going to call me a traitor." He says he heard from several Republican colleagues

Wow! Watch this.

new paper yesterday! and first on the arxiv! arxiv.org/abs/2504.12375 we use GRMHD simulations and radiative transfer to show that eccentric binary black holes are unique in their accretion rate, jet power, and synchrotron emission

and, go find me on bluesky @ vikmani.bsky.social

Can you tell us how he died, where, and why?