

CrowdScience
BBC World Service
We take your questions about life, Earth and the universe to researchers hunting for answers at the frontiers of knowledge.
Episodes
Mentioned books

Jul 19, 2024 • 26min
Why am I afraid of this building?
Exploring the emotional impact of architecture on individuals, investigating fear and safety feelings buildings evoke. From neuroarchitecture studies to personal experiences, delving into the complexities of building design and perception. Discussing how familiarit impacts architectural preferences and the importance of considering individual emotions in design.

Jul 12, 2024 • 38min
What is the weight of the internet?
Exploring the weight of the internet, the podcast delves into the physical components like undersea cables, data centers, and modems. They trace the internet's journey from electrons to satellites, highlighting the complexity in measuring its weight. With experts and quirky incidents, the hosts unravel the magic and science behind the internet's infrastructure.

Jul 5, 2024 • 27min
How does a snake climb a tree?
Snake expert Mark O’Shea and host Caroline Steel explore how snakes climb trees using various movement styles like lateral undulation and concertina. They visit the Everglades to track pythons and discuss the importance of understanding snake locomotion for conservation efforts.

Jun 28, 2024 • 31min
How many flies have ever existed?
Dr. Erica McAlister from the Natural History Museum discusses the world of flies, from predator robber flies to disease-carrying mosquitoes. They explore fly behavior and their importance in ecosystems. The podcast delves into the challenges of estimating the total historical population of flies on Earth.

Jun 21, 2024 • 33min
Is every atom unique?
Philosopher of physics Eleanor Knox and physicist Andrew Pontzen discuss the uniqueness of atoms, exploring quantum realms and the constant movement of electrons. They ponder if no two atoms are ever the same and delve into the complexity of identifying a truly unique atom. The quantum world of hydrogen reveals galaxies far away, challenging the notion of uniqueness in an infinite universe.

18 snips
Jun 14, 2024 • 31min
Why are the seas salty?
Discover how salt ends up in the oceans, from coastal salt farms in India to Salt Lake City. Learn about hydrothermal vents' role in ocean saltiness and how melting ice caps affect salinity. Explore the challenges faced by salt farmers and the impact of climate change on salt production.

9 snips
Jun 7, 2024 • 26min
How fast can a raindrop cross the globe?
Discover the incredible journey of a raindrop from the UK to New Zealand, exploring air currents, plant detours, and ocean paths. Meteorologists, hydrologists, and oceanographers map out the possible routes and discuss the impact of climate change on the droplet's global adventure.

May 31, 2024 • 30min
Why does wine taste better over time?
Discover the chemistry behind wine aging and the mysteries of flavors in matured wine; explore Bordeaux's vineyards and learn about the impact of terroir on wine quality; unravel the complexities of wine aromas and aging with insights from scientists and winemakers.

May 24, 2024 • 26min
Will mountains shrink as sea levels rise?
Exploring the impact of rising sea levels on mountain elevation signs, the podcast delves into the complexities of measuring sea levels globally. From historical methods to modern technology, scientists strive to understand the dynamic relationship between land, sea, and mountains. The discussion includes a climber's daunting journey to Mount Everest's peak, highlighting the challenges and sacrifices in scientific exploration.

May 17, 2024 • 28min
What does prayer do to my brain?
Explore the impact of prayer on mental well-being and delve into the neuroscience behind deep prayer experiences. Comparing prayer to mindfulness practices, discover how different brain regions are involved in self-transcendence. Learn about the effects of Buddhist chanting on brain activity and emotional well-being, and how attachment styles can shape one's connection with God. Dive into the neurological and spiritual aspects of prayer, showcasing the intersection of science, faith, and personal experiences.


