Is anti-gravity real? What do you need to know about cannabis-derived CBD? Find out in ScienceSeeker's picks of the best posts for the week of October 29-November 4 2018 #SciSeekPicks #SciComm

This week's best science posts explore whether jellyfish are taking over the world, watch cockroaches fight for their lives and describe the crazy ways the gene editing technique CRISPR is being used. But there are many other topics touched on in ScienceSeeker editors' favourite posts within their respective areas of interest and expertise for the past seven days. Here is the full round-up of the ScienceSeeker Editors’ Selections:

Box jellyfish, some of the most venomous animals in the
world, swim in the waters off Cape Town. But are they taking
over the world?
Photo by Peter Southwood

• This ball of gas is racing around the black hole at our galaxy’s heart by Dan Clery at Science
• ‘Oumuamua, Thin Films and Lightsails by Paul Gilster at Centauri Dreams
• Is Anti-Gravity Real? Science Is About To Find Out by Ethan Siegel at Starts With a Bang 
• Requiem for a Revolutionary Space Probe by Michael D Lemonick at Observations
• What if the Earth rotated backwards? at The Planetary Mechanics Blog #SciSeekPicks
• The 7 Craziest Ways CRISPR Is Being Used Right Now by Emily Mullin at The New New
• CBD, the super-popular cannabis compound, explained by Dan Nosowitz at Vox
• Cocaine of the sea, ‘epic failure’ and how following the money can limit illegal wildlife trade by Mike Shanahan at Under the Banyan
• Are Jellyfish Taking Over the World? by Ellen Johnson at Currentsea
• Cockroaches Karate Kick Parasitoid Wasps to Avoid Becoming ‘Zombies’ at Sci-News.com
• Bog bodies: the chemistry behind natural embalming by Jaya Borgatta at Sustainable Nano
• Examining the current paradigm of artificial intelligence (with help from philosopher Thomas Kuhn) by Hussain Ather at Heuristic
• On Being Queer in STEM by Ive Velikova at Stories in Science
• The combinatorics of authorship in the biological sciences by Lior Pachter at Bits of DNA

Check back next week for more great picks!