Why cleaning air in your classroom/home/bar/work at least 6 to 12 times per hour (6-12 ACH) is not great, but rather the bare minimum to cut down COVID spreading. + 5 steps to get 6-12 ACH with gold-standard HEPA purifiers or cheaply with Do-It-Yourself (DIY) filtration (1/19)

A Thread on Amazing and Surreal Sculptures and Statues Buckle up, because things are about to get unreal..! 1. "The Proud Youth" statue by artist Chen Wenling

Views of Earth during Spacewalk outside the ISS 🛰️

Training modules for Indoor Air Quality! ucdavis.edu/news/video-ser… The videos and training modules are freely available at link in story. The project was funded under Gov Gavin Newsom’s SMARTER plan for California’s COVID-19 response. UC Davis College of Engineering California Department of Public Health

Self driving bed with tracks

Hey Trump voters. Hate to break it to you - but here’s what actually happened on Tuesday. Watch. Bernie explained it 20 years ago.

The bounces makes it even better

Venice wikiart.org/en/aleksandra-…

Syncopated Accompaniment (staccato)

Street lamps and the tree

The cast of The Carol Burnett Show (including Dick Van Dyke) perform a very special concert that will have you toe-tally laughing

PMC COVlD Dashboard, Jun 23, 2025 (U.S.) Find the full dashboard at pmc19.com/data Use/improve and share any images. Let me know how it goes using the links to international or more localized U.S. data. It's very helpful, but there's a learning curve. 🧵6/6

Clawing back public media funding would rip vital services out of our communities – early education, local journalism, emergency alerts, and local connection. Urge your Senators to vote NO Protect My Public Media: bit.ly/3YMxiXB #ProtectMyPublicMedia

“It saw me” 😂😂😂

Pleased to share my 2025 recap! I'm so proud of everything that went down this year, it was the most chaotic year of my life but by far the most rewarding. Thank you for all your support in 2025, none of this would have been possible without you. What was your favorite shot?

Developed by two 19-year-old students, these gloves translate sign language into sound. [📹 LemelsonMIT]

This woman painted hopscotch outside her house and all the passersby loved it 😍🤩🤗