UAP Disclosures and the Practical Barriers to Interstellar Travel

To the point

Interest in aliens is rising, but interstellar travel remains impossible with current physics due to vast distances, enormous energy needs, time dilation, radiation, and biology mismatches, even as thousands of exoplanets exist and Carol Oliver says ongoing exploration is scientifically meaningful.

Aliens may exist, but there are three reasons they aren’t visiting us
independent.co.uk

Aliens may exist, but there are three reasons they aren’t visiting us

Steven Spielberg’s new movie about extraterrestrial life has fuelled the idea that aliens are visiting Earth