sky cooling

NightHawkInLight shows how to make radiative sky cooling paint from grocery and hardware store materials, including a novel calcium carbonate microsphere synthesis. The paint can cool a surface below ambient air temperature in direct sunlight without electricity.

Technology Connections looks at why awnings disappeared from houses and how effective they are at cutting solar heat gain and cooling costs. It argues they are a simple, forgotten cooling technology.

Noam Chomsky gives a Talks at Google lecture covering his work on politics and language. It touches on his linguistic theory, including universal grammar, alongside his political criticism.

Adam Savage and engineer Kipp Bradford build a compact wearable refrigeration system to keep Adam cool under costumes, modeled on the cooling unit in a NASA spacesuit simulator. It is a long, hands-on build session.

A Foreign Correspondents' Club Hong Kong conversation with Noam Chomsky on COVID-19, Donald Trump, the New Cold War and the Hong Kong protests.

A ten-minute clip of Noam Chomsky on the Faurisson affair and free speech. He argues that supporting free speech means defending views you despise.

A teaser for the Skydio 2 Dock, a weatherproof charging base station that enables persistent, automated drone operations for enterprise uses such as site mapping and security patrols.

A short clip of Noam Chomsky explaining why the United States supports Israel, framing it in terms of strategic interests and foreign policy. It is posted by a channel that collects his talks.

Internet Historian tells the story of No Man's Sky, from its over-hyped and badly received launch to years of updates by Hello Games that redeemed the game. It is a long, comedic mini-documentary.

NightHawkInLight shows how to make ultra-white radiative paint that cools surfaces below ambient temperature without electricity. He walks through the research papers and the household-materials process.

Andrei Tarkovsky's 1972 film Solaris, in which a psychologist is sent to a space station orbiting a planet with an alien intelligence and meets his dead wife there. It is the full movie, uploaded by Mosfilm.

A nine-minute excerpt from the 1992 documentary Manufacturing Consent in which Noam Chomsky summarizes how corporate media shapes public discourse.

A short clip, from 2003, of Noam Chomsky going through crimes of post-WW2 US presidents. He argues that they would be indictable under the Nuremberg principles.

A 73-minute Stanford talk by Robert Sapolsky drawn from his book Behave. It surveys the biological factors behind human behavior at its best and worst.

Robert Sapolsky's Stanford lecture on the biological underpinnings of religiosity, from his human behavioral biology course. It covers theories linking religion to stress, and schizotypal traits.

Technology Connections explains in 33 minutes why thermoelectric (Peltier) cooling is far less efficient than compressor-based refrigeration.

Tech Ingredients shows how to build a liquid panel with a specialty paint that, placed outside, cools below ambient air temperature. It demonstrates radiative sky cooling.

Kurzgesagt explains the skyhook, a rotating cable with a counterweight that could catapult spacecraft from Earth orbit toward deep space. It covers why it would make space travel cheaper and more efficient.

A three-minute clip of Noam Chomsky in an exchange with BBC journalist Andrew Marr about media filtering and self-censorship. Chomsky argues that people reach positions precisely because they would not say things that conflict with the system.

Eric Seidel presents Sky, an experimental open-source framework for writing mobile apps in Dart with fast development cycles and 60Hz UI. Sky later became Flutter.

Stanford professor Robert Sapolsky lectures on depression as a real biological disease. He covers its biological and psychological causes, how it differs from ordinary sadness, and ideas such as learned helplessness. He ties these together into one account.

The full 1971 Dutch television debate between Noam Chomsky and Michel Foucault on human nature, with subtitles. They discuss creativity, knowledge, power and politics.

Robert Sapolsky's lecture on how the body's stress response, evolved for short-term physical emergencies, harms long-term health when triggered by psychological stressors. It was given as the inaugural Fenton-Rhodes Lecture.

A reupload of Joel Spolsky's talk teaching spreadsheet users the Excel features they are probably missing, such as keyboard navigation, named ranges, tables and lookups. The original disappeared and this copy comes from the Wayback Machine.

Tech Ingredients shows how to make a homemade radiative cooling paint, with a custom liquid panel that cools below ambient temperature outdoors. The video covers the materials and how to apply the paint.

The first episode of a Cities: Skylines series on urban politics and planning, focused on parking. It uses the game to show how parking minimums shape cities, drawing on Donald Shoup's book The High Cost of Free Parking.

A short Al Jazeera animation narrated by Amy Goodman presenting Noam Chomsky's five filters of the mass media: ownership, advertising, media elite sourcing, flak and a common enemy. It is part of the MediaTheorised series.

Noam Chomsky talks with the University of Washington's Upon Reflection about how languages change over time, why a national language is a modern idea, and how language is a system of communication rooted in human nature.

A 1996 BBC interview in which Noam Chomsky explains his propaganda model of the media to Andrew Marr, including how filters shape what journalists report and the role of self-censorship.

Vladimir Voevodsky's IAS lecture starts from Godel's second incompleteness theorem to explore whether first-order arithmetic could be inconsistent. It motivates his vision of univalent foundations and computer-checked proofs.

Yanis Varoufakis and Noam Chomsky talk on stage at the New York Public Library in 2016. They cover the Greek financial crisis, European politics, neoliberalism and America's economic future, drawing on Varoufakis's book.

Noam Chomsky's 2011 University of Oslo lecture on Newton's contributions to the study of mind. He argues Newton abandoned mechanical explanation and lowered the bar for scientific intelligibility, with consequences for the limits of human understanding. Q&A starts at 45:33.

Applied Science builds a replica Apollo DSKY using an electroluminescent driver circuit and screen-printed conductive ink, with source and PCB files published.

Gary Yourofsky's 2010 lecture at Georgia Tech arguing for veganism on ethical, health and environmental grounds. It is a long, forceful animal-rights speech.

A short clip of Robert Sapolsky on how social hierarchy generates chronic stress, drawing on baboon research. It links rank-related stress to heart health and life expectancy.

A 1997 Noam Chomsky talk at Northeastern University about the gap between free-market rhetoric and practice. He argues that business relies heavily on state intervention, and he discusses trade, NAFTA and labour versus capital mobility.

Joe Rogan interviews Stanford neuroendocrinologist Robert Sapolsky about his book Behave. They discuss the biology of human behavior, including toxoplasmosis and risk-taking, and baboon troop dynamics.

Joel Spolsky, founder of Fog Creek Software and StackExchange, speaks at Y Combinator's Startup School in 2012. He shares his perspective on building startups.

A three-hour Lex Fridman podcast conversation with AI researcher Eliezer Yudkowsky about the dangers of superintelligent AI and his argument that it could end human civilization. It covers AI alignment, why he thinks LLM capabilities are poorly understood, and the case for extreme caution.

Tim Ansell presents the SkyWater PDK, a fully open source manufacturable process development kit for a 130nm process, as the first FOSSi Dial-Up talk. He covers its role in a fully open chip design flow.