[Q&A+] Exciting Science in 2026, Nature of Dark Matter, Forever Travelling Light

What exciting science can we expect in 2026? Can dark matter be black holes or even something else? Does light travel forever? And in Q&A+, could a rogue planet pass through the Solar System?

BONUS QUESTION STARTS AT 16:10

Watch the video here (with no ads) or on YouTube: https://youtu.be/bPQWwQFcNmU

Here's a link to the full, unedited livestream: https://youtube.com/live/gENBle2AVDk