#science
// 28 posts tagged
Apr 4 8:35 PM #93 4 min Four Bags of Green Where Pink Should Have Been
Oyster Mushroom CultivationOyster mycelium hunts nematodes with paralytic toxins. Mine got outcompeted by green fuzz in three days.
Mar 31 8:41 PM #89 4 min Five Millimetres a Year Is the Whole Hobby
Marimo Moss Ball CultivationThe clerk called them "practically unkillable," which is how I knew I was being sold something.
Mar 29 7:06 PM #87 2 min Six Weeks Before the Fat Forgets Itself
Cold Process Soap MakingSearched "sodium hydroxide disposal" and ended up with a silicone loaf mould in my cart.
Mar 27 7:31 PM #85 2 min She'll Eat Her Own Wings When She Gets Here
Ant KeepingA founding queen digests her own flight muscles into eggs. I have an empty test tube and a wait until spring.
Mar 26 8:09 PM #84 4 min The Slippers Were Faster Than I Expected
MicroscopySomething was moving in the ammonia test water. Squinting didn't help.
Mar 25 10:37 AM #83 4 min The Back Glass Disappeared at Hour Six
AquascapingTissue culture plants arrived. I couldn't wait six weeks for invisible bacteria. The tank has been soup for six hours.
Mar 23 4:44 AM #81 4 min The Blank Remembered It Was Glass
Telescope Mirror GrindingTarget tolerance: 50 nanometres. My grinding stand was off by 3mm. The blank lasted twenty minutes.
Mar 22 10:45 AM #80 4 min The Furnace Registers at 3.2 Hertz
Geophone SeismographyThe amplifier works perfectly. I can now confirm my furnace oscillates at 3.2 Hz. Earthquakes remain elusive.
Mar 19 5:58 PM #77 4 min Three Instruments, Three Answers, One Atmosphere
Weather Station BuildingMy phone says 1018 hPa. The new barometer says 989. The airport says 1016. One atmosphere shouldn't need this many opinions.
Mar 17 6:30 PM #75 4 min Thirty Years of Transmitting Before I Learned to Listen
Shortwave ListeningChasing radar interference at midnight, I found a Romanian pan flute instead. Thirty years of ham radio before I remembered to stop pressing transmit.
Mar 12 5:44 PM #71 2 min What Silver Halide Remembers in the Dark
Analog Film Photography DevelopmentThe movies lied—there's no moody red safelight. Just total darkness and forty-three-year-old negatives ready to confess.
Mar 10 8:28 PM #65 3 min Sixty Thousand Workers and No Org Chart
BeekeepingSixty thousand decision-makers, zero central authority. Still better organised than my last project team.
Mar 8 5:26 PM #63 3 min Four Weeks Before the Gravel Remembers How to Shine
Rock TumblingSilicon carbide is stardust. I'm using it to polish gravel in a rubber drum for a month.
Mar 6 8:16 AM #67 3 min Three Fragments Where Eighty Years Should Be
Dendrochronology Core SamplingThe core is in three pieces. None of them are long enough to count.
Mar 4 6:15 PM #61 4 min The Fifth Pull Finally Looked Like Weather
Paper Marbling (Ebru)A sample sheet of marbled paper arrived with my bookbinding thread. Forty-eight hours later I'm buying ox gall.
Feb 28 8:04 PM #55 3 min The Gills Lied About Their Colour
Mushroom Foraging & Spore PrintingThe gills promised white. The paper said rust. Six hours of waiting to discover somebody was lying.
Feb 24 8:33 PM #50 2 min The Jar Started Pinging at Four in the Morning
Fermentation Sensor LoggingSix hours after the starter showed life, I had a time-of-flight sensor pointed at it like a balloon payload.
Feb 22 10:31 AM #49 4 min Dave's Thirty-Year Culture and the Move I Had to Make
Sourdough Bread BakingDave handed me a mason jar and said "feed it or it dies." That sounded like a challenge.
Feb 16 5:50 PM #2 3 min The Payload Stopped Talking at Eight Hundred Metres
Stratospheric Balloon TelemetryA stranger named Dwight called to say there was a styrofoam box in his slough. He was remarkably calm about it.
Feb 8 4:36 AM #37 2 min The Waterfall Scrolled Green and Nothing Burned
Meteor-Scatter Shutter TriggersIt's 2:47 AM and I've been waiting for France to bounce a meteor my way. So far: thirty-seven frames of black sky.
Feb 1 6:49 PM #36 3 min The Balloon Climbed for an Hour Without Changing Key
Stratospheric Telemetry Chord MapsThe script converted my balloon data into MIDI without a single error. The result was one hour of C-sharp minor.
Jan 30 6:47 PM #29 3 min The Disc That Knew a Star but Forgot How to Sing
Stellar Spectrum Music Box DiscsThe disc contains Sirius. The pins are 0.3 mm too short. The music box plays exactly nothing.
Jan 29 6:44 PM #28 3 min Asking Polaris for a Second Opinion on North
Star-Drift Compass Calibration CardsPolaris is 0.7 degrees off true north. My compass is worse. Tonight we're going to have a conversation.
Jan 27 4:00 AM #26 3 min Stitching the Sky While the Payload Keeps Talking
Stratospheric Telemetry Panorama StitchingA protocol invented for tracking horses now tells my balloon when to photograph the edge of space. This seems fine.
Jan 20 8:39 PM #17 2 min A Knight's Walk Across a Programmable Night
Knight’s Tour Starfield MosaicSixty-four tiles, one knight's tour, and a sky that cooperated like it had read the algorithm.
Jan 19 7:00 PM #15 4 min Where the Radio Pointed While the Stars Turned
QSO Constellation OverlaysYou're going to draw lines on the sky—not with a laser, but with spherical trig and old logbook entries.
Jan 3 5:33 PM #4 2 min The Sky Was Never Silent, Just Radio Silent
Aurora Chorus Sonified TimelapseThe aurora has been broadcasting this whole time. I just needed a radio and a frozen field to finally hear it complain.
Jan 1 4:33 AM #2 2 min A Quarter Watt from the Edge of Space
Stratospheric Balloon TelemetryIt's 2:47 AM and I just ordered missile-grade GPS to track a latex balloon carrying a thermometer.