XKCD 3153: Hot Water Balloon

Alt text: Despite a reputation for safety, the temperatures and surprisingly high pressures make them even more dangerous than the air kind, but the NTSB refuses to investigate accidents because they insist there is no 'transportation' involved.

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War and Peas: Cosy Season

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Optipess: Optipess

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XKCD 3154: Physics Insight

Alt text: When Galileo dropped two weights from the Leaning Tower of Pisa, they put him in the history books. But when I do it, I get 'detained by security' for 'injuring several tourists.'

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Nerf Now: Nerf NOW!! — Flankers

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XKCD 3155: Physics Paths

Alt text: If nothing else, that reasoning definitely overturns syllogisms.

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XKCD 3156: Planetary Rings

Alt text: If you don't know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you're probably near the Equator, right under the ring.

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War and Peas: Pizza Donut

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XKCD 3157: Emperor Palpatine

Alt text: Many things about Star Wars were not well planned out, but having a 37-year-old in old-age makeup play the Emperor in Return of the Jedi was such an incredible call.

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Cyanide and Happiness

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Nerf Now: Nerf NOW!! — Kid At Heart

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XKCD 3158: Shielding Chart

Alt text: Sharks can occasionally travel short distances through air when pursuing prey, but their attenuation coefficient is pretty high.

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Safely Endangered: Stranded

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XKCD 3159: Continents

Alt text: The inflection point was probably in late 1966 or 1967, so when Neil Armstrong flew to space on Gemini 8, plate tectonics was not widely accepted, but when he landed on the Moon three years later it was the mainstream consensus.

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XKCD 3160: Document Forgery

Alt text: It comes with a certificate of authenticity, which comes with a certificate of authenticity, which comes with a...

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Nerf Now: Nerf NOW!! — Cute Little Things

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