Kai A. James
@kaijamesyyz.bsky.social
Professor | Writer | Engineer | Occasional rocket scientist; Georgia Institute of Technology http://kaijamesyyz.substack.com
In my latest article for @us.theconversation.com I use math and physics to assess whether it’s actually possible for aliens to visit earth. theconversation.com/could-aliens...
Could aliens ever visit Earth? An aerospace scientist unpacks the challenges of interstellar spaceflight
To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.
theconversation.com
How was the wheel invented? I discussed this in my first ever article for @us.theconversation.com Check it out. theconversation.com/how-was-the-...
How was the wheel invented? Computer simulations reveal the unlikely birth of a world-changing technology nearly 6,000 years ago
People have long assumed that wheels evolved from simple wooden rollers. But how? And why? A new model focused on mechanical advantage and structural strength suggests some answers.
theconversation.com