Two 1998 observations of Jupiter’s icy moon Europa by the Galileo spacecraft stitched together by NASA engineer Kevin Gill. He geeks off thus:
Processed using low resolution color images (IR, Green, Violet) from March 29 1998 overlaying higher resolution unfiltered images taken September 26 1998. Map projected to Mercator, scale is approximately 225.7 meters per pixel, representing a span of about 1,500 kilometers.
The Great Filter – one possible reason why we may never detect another extraterrestrial civilisation in the observable universe (everyone chill, it’s just a theory). Kurzgesagt says:
Finding alien life on a distant planet would be amazing news – or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and doom is certain.
Oh wait now.
The Earth ‘by night’, captured (in 2012) by the Visible Infrared Imaging Radiometer Suite on board NASA’s Suomi NPP Satellite.
MORE: Black Marble: Amazing Earth at Night Photos from Space (Space.com)
With Oumuamua currently hurtling through the solar system, YouTuber Reigarw Comparisons brings some perspective to various asteroid impacts on the surface of our home planet. To wit:
In this episode, we compare the impact of the sizes of asteroids from 1m to 1000km large, how often they occurred and what are the results. Including the Chelyabinsk Meteor, the Tunguska Meteorite airburst and the KT Extinction Event (bye-bye dinosaurs) Chicxulub Asteroid.
An in-depth exploration of movie timeshifting by Minute Physics. To wit:
…how time travel functions in different popular movies, books, & shows – not how it works “under the hood”, but how it causally affects the perspective of characters’ timelines (who has free will? can you change things by going back to the past or forwards into the future?).
Excerpts from ‘The Beauty Of Science’ – a series of short films capturing the extraordinary progress of chemical reactions by photographer Wen Ting Zhu.
More here .
The clever folk at Kurzgesagt – In A Nutshell explore the microbiome outside and inside all of us, explaining how – among other things – gut bacteria ‘talk’ directly to our brains.
Put down that Yakult and step away.
A short scene from the Japanese educational TV programme in which – with the help of the Design Ah EX NOVO Chamber Choir – Daihei Shibata charts various moments of tension happening on screen.
A haiku for every element of the Periodic Table?
Oh, go on then.
The Kurzgesaght – In A Nutshell channel explains the epiphanous, universe-deleting potential of black holes. To wit:
Black holes are scary things. But they also might reveal the true nature of the universe to us.