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5 surprising facts about geothermal power
Geothermal plants work best near tectonic plate boundaries or volcanic areas where heat is close to surface.
Why did NASA’s 1997 Mars Reference Mission matter?
Why the 1997 Mars Reference Mission mattered: it cut SEI-era brute force with aerobraking, ISRU for ascent propellant, 600-day surface stays, and no heavy on-orbit assembly, making Mars look less like a giant one-off and more lik…
Viking’s Mars shockers in 5 quick cards
Viking 1 landed in eastern Chryse Planitia on 20 July 1976, and Viking 2 on 3 September 1976.
Mariner 4 changed Mars forever
{"displaytitle": "Mariner 4 changed Mars forever", "shortaudio": {"script": "Before 1965, many Mars planners still pictured a world with canals, maybe even life, and spacecraft designs aimed at warm equatorial landing sites. Then…
Summarize the key points and insights from the sources
The exploration of Mars has captivated scientists and engineers for decades. Humans to Mars: Fifty Years of Mission Planning, 1950-2000 is a NASA History Division monograph
Von Braun’s Mars flotilla was enormous
10 ships, 70 crew, inflatable spheres 🚀 Von Braun’s Mars plan ended with a polar glider landing and a 4,000-mile trek to base .
From von Braun to Mars Direct
{"displaytitle": "From von Braun to Mars Direct", "shortaudio": {"script": "Humans to Mars tells the story of fifty years of planning for a crewed mission to Mars, from early bold sketches in the 1950s to more practical designs i…
Mars mission media gallery
Figure 25—Mars Base 1: the crew docks its Habitat on the surface with a second Habitat and begins a 600-day stay. They use a pressurized rover (left) to explore up to 500 kilometers from base. (NASA Photo S93-45582)
AI’s latest shockwave: Google, Anthropic, AWS
AI just went from demos to decisions: Google, Anthropic, AWS, and regulators all dropped major moves at once. Here are the must-know shifts shaping the next wave of AI. <sup class="textcitation" source
Best Online Subscriptions for News Junkies
The New York Times: Touted as the leading digital news subscription service, offering a wide array of articles and multimedia content with high engagement rates and over 10 million subscribers as of November 2023. The Washington…
Why faucet aerators feel stronger
{"displaytitle": "Why faucet aerators feel stronger", "title": "How a Faucet Aerator Tricks Your Hands", "postertitleimageprompt": "Portrait-oriented cinematic movie poster, 1024x1536. Large, bold title at the top 20 to 25 percen…
Simple fridge maintenance that cuts energy waste
Your fridge can waste energy fast, and small habits make a real difference. Here’s a simple maintenance sequence that helps food stay fresh longer and keeps the unit running efficiently: temp, airflow, seals, coils, and organizat…
5 reasons the Voynich Manuscript is the ultimate mystery
This 15th century codex is written in a completely unknown script that no one can read.
EVA record breakers: longest, deepest, coldest
Duration: 8:29
Salyut and Mir spacewalks: 3 quiz rounds
1) 🧰 Which tool did Svetlana Savitskaya test during the first EVA by a woman, on Salyut 7?
Ed White's saddest EVA moment
Ed White called it “the saddest moment of my life” when he had to return to Gemini 4 . Reentry is where EVA risk flips: the umbilical limits distance, but procedure decides the return<sup
Orlan vs. EMU: how station EVAs really worked
{"displaytitle": "Orlan vs. EMU: how station EVAs really worked", "realtimevoicechat": {"charactername": "Ilya the EVA Planner", "topic": "Orlan vs. EMU and station EVAs", "topicdetails": "Ilya is a veteran EVA planner who compar…
Gemini 9's rough EVA, and NASA's big lesson
His visor fogged, sweat poured, and Cernan was barely hanging on 😮💨 Gemini 9's spacewalk got rough fast