September 24th, 2017 | 2 mins 46 secs
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September 8th, 2017 | 1 hr 2 mins
barycentre, copernicus, eclipse, flat earth society, galileo, gravity assist, gravity well, halley's comet, heliocentric, kepler's laws, orbit, voyager, weight versus mass
What are orbits and eclipses?
August 25th, 2017 | 1 hr 53 secs
booting, cpu, hardware, kernel, logic gate, moore's law, motherboard, shut down, silicon, transistor, turing machine, usb
What happens inside computers?
August 11th, 2017 | 1 hr 1 min
aurora, convection zone, fusion, helium, hydrogen, magnetic field, main sequence, red giant, solar flare, solar wind, star, sun
What is the Sun?
July 28th, 2017 | 1 hr 5 mins
@, check digit, deduplication, email client, email server, encryption, file transfer protocol, http, hypertext transfer protocol, ip address, mailer-daemon, pop, post office protocol, simple mail transfer protocol, smtp
What is email?
July 14th, 2017 | 1 hr 1 min
aldous huxley, black mirror, dan simmons, douglas adams, elon musk, george orwell, iain m. banks, isaac asimov, l. ron hubbard, neil stevenson, philip k. dick, robert a. heinlein, science fiction, star trek
What is science fiction?
June 30th, 2017 | 57 mins 42 secs
1password, bitcoin, bots, dictionary attack, hacking, passwords, phishing, ransomware, social engineering
What is hacking?
June 16th, 2017 | 1 hr 3 mins
change control, data centre, firewall, google, hot swap, incidents, nerds, redundancy, server
Why doesn't my computer work?
June 2nd, 2017 | 59 mins 47 secs
confirmation bias, critical thinking, evidence, pete evans, science, scientific method, skeptic
What is critical thinking?
May 19th, 2017 | 59 mins 42 secs
buckyballs, carbon nanotube, industrial revolution, liquiglide, nanomachine, nanoparticle, nanotechnology, soap, space elevator
What is nanotechnology?
May 5th, 2017 | 57 mins 21 secs
air, atmosphere, boiling, elon musk, greenhouse, magnetic field, oxygen, ozone, photosynthesis, pressure, solar flare, stromatolite
What is the atmosphere?
April 21st, 2017 | 1 hr 1 min
albedo, atmosphere, barycentre, crater, eclipse, extraterrestrial real estate, gravity, lagrange point, mascon, moon, moonquake, regolith, water
What is the Moon?
April 7th, 2017 | 59 mins 6 secs
aliens, dyson sphere, elon musk, enceladus, extraterrestrial, fermi paradox, hydrothermal vents, mars, origins of life, seti, star trek, stephen hawking, the moon, titan, type i-iii civilisations
Are we alone in the Universe?
March 24th, 2017 | 1 hr 2 mins
astronomy, electromagnetic spectrum, exoplanet detection, galileo, goldilocks zone, hertzsprung-russell, hubble, hydrogen 21cm line, seti, space photography, square kilometre array, telescopes, trappist-1, wobble
How do we see things in space?
March 10th, 2017 | 1 hr 2 mins
data storage, flash memory, floppy disc, fragmentation/de-fragmentation, hard drive, head crash, magnetic tape, paging, parking, punched card, ram, rom, solid-state drive, volatile/non-volatile
How does computer storage work?
February 24th, 2017 | 1 hr 2 mins
aether, e=mc2, einstein, gps, gravitational lensing, gravity, ladder paradox, length contraction, light cone, light speed, mercury's orbit, planet vulcan, redshift, simultaneity, special/general relativity, time dilation
What is relativity?