Tispell

[Tispell @tispell]

https://t.co/dLcBATwSuB

[Retro Tech Dreams @RetroTechDreams]

SGI's 3D File System Navigator (1993)

[Corey S. Powell @coreyspowell]

This is a real time-lapse video of planets orbiting the star HR 8799, 133 light years away: four super-Jupiter worlds dancing around their sun. Amazing!
Images collected at the Keck Observatory, processed by William Thompson (@AstroWrt). https://t.co/az3o1zy224 #astronomy #space

[Wonder of Science @wonderofscience]

Mount Etna blowing perfect smoke rings during a volcanic eruption.

Credit: Geoff Mackley

[Mono County Tourism @monocotourism]

A heartfelt Veterans Day THANK YOU to all who have served. 🇺🇸

Photo of the United States Marine Corps 15th Draft marching to higher elevations to begin cold-weather training at the Mountain Warfare Training Center Bridgeport on Sonora Pass in November 1951.

[Doomberg @DoombergT]

16/ Imperial Valley has never been shorted its allocation from the Colorado River (although it was forced to sell some water to the San Diego Water Authority in 2003), and a quick inspection of the region using Google Earth makes for a stunning picture:

[Tispell @tispell]

TIL - https://t.co/CLkIvp4Sv1

[Science girl @sciencegirl]

Look how this lovebird strips the leaves removing each midvein to tuck amongst its feathers for safe keeping...

rather than taking each piece home separately, this is a more efficient way of gathering and transporting nest building material

[Easygeography.co.uk @easygeography]

A new perspective - Take a look at a volcanic eruption from space #volcano #geography #geographyteacher #space https://t.co/QnTYNTfweu

[Oregon Zoo @OregonZoo]

Happy otterversary to young Lincoln, Prince of Sea Pups, who joined our sea otter family four years ago today after he was found as an orphan and rescued by @MontereyAq.

[Gabriel Peyré @gabrielpeyre]

Oldies but goldies: Gilbert Strang, The Discrete Cosine Transform, 1999. Reviews the various DCTs in an unifying way as diagonalisation of certain sparse matrices. https://t.co/eDFDVOzyXj

[💕🇩🇿 𝖐𝖆𝖗𝖎𝖒 𝖊𝖑 𝖟𝖊𝖎𝖓 @Karim68832878]

Relax 🦁🐯🐆💤🐘☀️afternoon #safari #zambia 🌍 🛩 🍂🍂🍂

[Hawaii Volcanoes NPS @Volcanoes_NPS]

Crater Rim Drive past Kīlauea Overlook, the parking lot and restrooms at the former Jaggar Museum, and the Uēkahuna west eruption viewing area will close at 5 p.m. today until further notice to protect a pair of native geese that nesting in the area.

#RespectWildlife

[Easygeography.co.uk @easygeography]

What an amazing birds eye view of Mount Fuji carving it’s way through the clouds #geography #geographyteacher #japan #Tokyo

[XKCD Comic @xkcdComic]

No, The Other One https://t.co/2JBa8FJsLT https://t.co/C0ayYefXRu

[Scott Kerr @scott_kerr]

Star Wars illustrations inspired by Ghibli movie settings, by concept artist Stephen Zavala

[IMDb @IMDb]

Congratulations to #ChloéZhao, winner of Best Achievement in Directing! #Nomadland 👏🎉 #Oscars https://t.co/msu9VxhI0z

[Gabriel Peyré @gabrielpeyre]

Linear discriminant analysis is a maximum likelihood classification method for Gaussian model with the same covariance for all the classes. It corresponds to the computation of Voronoi cells. https://t.co/mcP0axNske