https://xkcd.com/xkcd.com: A webcomic of romance and math humor.enhttps://xkcd.com/3314/<img src="https://imgs.xkcd.com/comics/vulnerability.png" title="Other numbers are largely unaffected, but anyone using '4' for their certificate key is urged to upgrade to '5'." alt="Other numbers are largely unaffected, but anyone using '4' for their certificate key is urged to upgrade to '5'." />Wed, 21 Oct 2026 04:00:00 -0000https://xkcd.com/3314/https://xkcd.com/3313/<img src="https://imgs.xkcd.com/comics/fusion_device.png" title="I don't see why people have trouble doing this at room temperature. Using hot rivets would honestly have been MORE work." alt="I don't see why people have trouble doing this at room temperature. Using hot rivets would honestly have been MORE work." />Mon, 19 Oct 2026 04:00:00 -0000https://xkcd.com/3313/https://xkcd.com/3312/<img src="https://imgs.xkcd.com/comics/momentum_demonstration.png" title="&quot;I'm doing really well on the Hertzsprung-Russell academic diagram, which has spectral class on one axis and Rate My Professors rating on the other.&quot;" alt="&quot;I'm doing really well on the Hertzsprung-Russell academic diagram, which has spectral class on one axis and Rate My Professors rating on the other.&quot;" />Fri, 16 Oct 2026 04:00:00 -0000https://xkcd.com/3312/https://xkcd.com/3311/<img src="https://imgs.xkcd.com/comics/planet_database.png" title="Atmospheric transmission spectroscopy has revealed that the sunsets from the observatory are really pretty." alt="Atmospheric transmission spectroscopy has revealed that the sunsets from the observatory are really pretty." />Wed, 14 Oct 2026 04:00:00 -0000https://xkcd.com/3311/