Dr. Shaghik Atakaramians, a telecommunications expert, joins the conversation to demystify phone reception. He explains how mobile devices transmit signals for calls and messages, emphasizing the role of cell towers and radio waves. The discussion takes a fascinating turn as they explore how voice transforms into electrical signals and the challenges rural areas face with connectivity. They also reflect on the humorous side of losing reception, suggesting fun offline activities to embrace moments without technology.

What happens in our bodies as we age? A lively discussion covers the role of stem cells in development. Growth is compared to a recipe where DNA is the key ingredient. It highlights how we grow taller through new cell production, especially during adolescence. Personal anecdotes bring humor to the changes we experience as we age, including declines in physical abilities and transformations in appearance. The cyclical nature of aging and cellular renewal offers a poignant reflection on life.

More than half our planet is covered in seawater. There are about six teaspoons of salt in every litre. So, where did it all come from? Nij and the kids meet Dr Katharina Fabricius to follow the journey of salty seawater and their first stop is… the clouds?

Join Dr. Heather Handley, a volcanologist and geologist, as she guides young listeners on a rock-filled adventure. From the origins of rocks in a playful exploration of igneous, sedimentary, and metamorphic types, she reveals how magma cools into rock. Exciting tales of erosion illustrate how rocks transform into smooth pebbles and sand. Discover the incredible rock cycle, showcasing nature's artistry over millions of years. Get ready for a fun journey from mountains to the ocean floor!

Professor Kate Buchanan, an expert in chicken biology, discusses how chickens make eggs and if the chicken or the egg came first. The podcast explores the evolution and domestication of chickens, the intricacies of egg formation, and the egg-laying process of chickens.

Unravel the enchanting science behind rainbows, from their formation to the unique order of colors. Explore the captivating journey of light entering raindrops, reflecting, and splitting into a spectrum of colors. Discover the magical nature of rainbows and how they are perceived by humans and animals.

Exploring the roots of human existence, the podcast delves into early human evolution from common ancestors, the impact of Australopithecus in human development, the influence of fire on early humans, and the interconnectedness of all life through evolution.

Explore the fascinating process of how snails acquire their famous spiral shells, from fanciful theories to scientific insights by experts. Discover the importance of calcium-rich diets and the role of the mantle in shell formation. Dive into the world of snails as they defend against the sun, glide with slime, and rely on antennas for direction. Uncover the mystery of snail shells and their slow growth process.

Textiles expert Emma Peters discusses the journey of cotton from field to fabric, explaining the intricate process of cotton production, transforming fibers into yarn, weaving fabric, and the use of natural and chemical dyes. The podcast highlights environmental care and the significance of fabric beyond clothing.

Learn about the importance of brushing our teeth, the layers of teeth, microscopic bugs in our mouth, tooth decay prevention, and maintaining oral health with Dr. Mihiri Silva.