Introducing: CrowdScience - What keeps the universe in balance?

The universe isn't a recycling plant — it's a one-way cosmic factory. Listener Danusa Amate from Accra, Ghana, asked a profound question: if stars burn hydrogen to make helium, what produces new hydrogen to keep the cycle going? The answer, as explored in this episode of CrowdScience, is that no known process in the universe reverses fusion. All hydrogen was created in the first moments after the Big Bang, and since then, stars have been steadily consuming it. There’s no 'anti-star' converting helium back into hydrogen — fusion only moves forward, from light to heavy elements. But the story isn’t one of inevitable collapse. When massive stars die in supernovae, they forge gold, uranium, and iron — the very elements that make planets, life, and even the curiosity to ask such questions. The universe may not recycle in the way we see on Earth, but it does transform. And perhaps, in a mind-bending twist, the end of one universe could be the birth of another — a cosmic rebirth that reclaims everything that ever was. The balance isn’t in perpetual recycling, but in the grand arc of creation, destruction, and potential renewal. The episode blends science, culture, and wonder — from Ghana’s Makala Market to the Ghana Radio Astronomy Observatory, from rainforest myths about moving stars to the physics of nuclear fission. It reveals that while the universe isn’t in a closed loop, it’s still in balance — not through recycling, but through transformation. The stars don’t burn forever, but their deaths seed the next generation of worlds.