How did the universe begin? What was there before the stars, planets, and even time itself? In this episode of STEM Adventures, Michelle and Lina take young explorers on a thrilling journey back to the very beginningābefore the Earth, before the Sun, before anything existed!
In this episode, youāll learn:
- What the Big Bang really was (hint: it wasnāt an explosion!)
- How Edwin Hubble discovered the universe is expanding
- Why scientists found a mysterious buzzing sound from space
- How stars create the elements that make up planetsāand even cookies!
Try These Fun Experiments at Home!
š¹The Magic Raisin Universe ā See how tiny particles moved after the Big Bang!
š¹The Expanding Balloon Experiment ā Watch how galaxies move apart as the universe grows!
š¹The Cosmic Light Hunt ā Tune into space signals using a simple AM radio!
Mind-Blowing Fact: Your metal spoon was once part of an exploding star!
See the Oldest Light in the Universe!
Scientists have captured real images of theCosmic Microwave Background Radiation (CMBR)āthe afterglow of the Big Bang! Explore these amazing maps of the universeās oldest light:
WMAP (Wilkinson Microwave Anisotropy Probe) NASA Images:
šWMAP Data & Images
COBE (Cosmic Background Explorer) NASA Data:
šCOBE Satellite Data
Planck Satellite ESA Data (European Space Agency):
šPlanck Mission Data
Listen now and explore the greatest mystery of allāHow the Universe Began!