Cosmic Queries Unleashed: Gravitons, Expanding Universes & the Weight of Space Travel

Universe, and WeightlessnessIn this Q&A edition of Space Nuts,
Andrew Dunkley and Professor Fred Watson tackle an array of
intriguing listener questions that delve into the complexities of
the universe. From the implications of an expanding universe to the
elusive graviton and the experience of transitioning from
weightlessness back to Earth's gravity, this episode promises to
enlighten and entertain.Main Topics:

The potential for a future black void in our night sky as the
universe continues to expand.

Understanding the graviton: Why do some physicists believe in
its existence despite its elusive nature?

Exploring the properties of photons and their wave-particle
duality.

The impact of long-term weightlessness on astronauts and
their return to normal gravity.

Listener feedback and inspiring stories about engaging
younger generations in astronomy.

Timestamps:

00:00 - Introduction to today's Q&A session and listener
engagement

02:30 - Clint's question about the future of the night sky
and cosmic expansion

12:45 - Alan's deep dive into gravitons and their connection
to gravity

28:00 - Misty's inquiry about the wave function of particles
and photons

40:15 - Casey's question on the effects of returning to
gravity after weightlessness

50:30 - Final thoughts and encouragement for listener
questions

Resources & Links:

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Join Andrew and Fred Watson for another fascinating
exploration of the cosmos, and don't forget to send in your
questions for future episodes. Keep your curiosity alive and
continue to look up!