CNN  — 

Scientists recorded a color-changing squid’s camouflage trick, a news crew got too close to a tornado for comfort, and the son of a late music icon performed his father’s biggest hit publicly for the first time. These are your must-watch videos of the week.

Now you sea me …

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See why color-changing squid could help with development of invisibility cloaks
01:57 - Source: CNN

Scientists observed squid changing their colors to match their surroundings in real time – a discovery they say could help with the development of invisibility cloaks.

It’s a bird, it’s a plane, it’s … lunch?

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What's that long skinny thing a restaurant just tried sending to space?
01:53 - Source: CNN

A Turkish restaurant celebrated the 61st anniversary of the first human space flight by sending a kebab into the stratosphere – and filming the entire thing.

A classic, re-imagined

CANNES, FRANCE - MAY 19:  Julian Lennon attends The Creative Coalition Dinner celebrating the Art of Julian Lennon during the 66th Annual Cannes Film Festival at Torch at Vegaluna Beach Club on May 19, 2013 in Cannes, France.  (Photo by Tiffany Rose/Getty Images for Torch)
Watch John Lennon's son cover 'Imagine' for Ukraine aid
01:13 - Source: CNN

Julian Lennon, son of late Beatles legend John Lennon, performed “Imagine” publicly for the first time as part of Global Citizen’s “Stand Up for Ukraine” social media rally.

Confounding encounter

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Twitter hilariously reacts to police pulling over driverless car
01:52 - Source: CNN

Police were perplexed when they found nobody behind the wheel after pulling over a driverless car in San Francisco.

Too close for comfort

Iowa Tornado
Frantic moment caught on camera as Iowa news crew escapes tornado
00:47 - Source: CNN

An Iowa news crew covering severe weather opted to cut their live shot short after a tornado touched down near their location while they were on the air.