A reconnaissance satellite, otherwise known as a spy satellite, is somewhere above your head right now, collecting images and gathering intelligence on whatever it sees below it.
Ten countries are currently believed to have at least one spy satellite.
While these satellites can gather an enormous amount of data, they do not have the superpowers that they a ... Show More
Today
Maori Settlement of New Zealand: How Polynesians Reached Aotearoa
For millions of years, the islands of New Zealand remained a pristine wilderness, untouched by human footsteps. That changed in the 13th century when the world’s most elite mariners executed one of history’s greatest feats of navigation. Guided by the stars and ocean swells, the ... Show More
14m 57s
Mar 18
The Persian Gulf Explained: History, Oil, and Global Importance
For thousands of years, a narrow body of water between Arabia and Persia has shaped the fate of empires, economies, and the modern world. The Persian Gulf has been a crossroads of trade, a cradle of ancient civilizations, and today, the center of global energy and geopolitical te ... Show More
15m 13s
Jul 2020
Tiny Satellites: Eyes in the Sky, Thousands of Them
Lower manufacturing costs, innovative launch vehicles, miniaturized sub-systems and new sensor technologies have resulted in a surge in the number of satellites orbiting earth. The more than 1,300 small satellites orbiting earth means we can now scan any given location on the pla ... Show More
24m 39s
Sep 2025
Water Origins: Comets, Satellites, and Rocket Fuels
Sponsor Details:This episode of SpaceTime is brought to you with the support of Insta360. Capture your adventures with their latest game-changer, the GOUltra. For a special SpaceTime listener offer, visit store.insta360.com and use the promo code SPACETIME at checkout. Help suppo ... Show More
20m 27s
Oct 2025
True Spies - Brief Histories: Counterintelligence
From the lagoon of Venice to revolutionary Russia, counterintelligence has always been an important aspect of statecraft. In Brief Histories, the new monthly special from True Spies, series producer Joe Foley is your guide to this secret world - alongside a treasure-trove of stor ... Show More
25m 48s
Jul 2020
What We’ve Learned This Month
In this episode of The Brain Food Show, we are start out looking at the rather curious phenomenon of the average of your friends being happier, wealthier, and more successful than you.
Next up we have a brief message from our sponsor Backblaze and unlimited automatic backup serv ... Show More
1h 18m