18 results for “breathing”
The Human Body
Lungs and Breathing
breathing rate triples. Why you breathe faster Breathing is controlled from the brainstem, which monitors not oxygen
Article · 4 min read
Animals
Reptiles and Amphibians
breathing creatures with tails, then transform, growing legs and lungs, losing their tails and gills, and emerging
Article · 3 min read
Planet Earth
The Atmosphere
breathe out today may be breathed in next year on the other side of the world
Article · 4 min read
Animals
Birds
breath and the out-breath, extracting far more oxygen than a mammal can, which is how geese
Article · 3 min read
The Human Body
Sleep and Dreams
breathing and heart rate fall, and it is hard to wake up. Most deep sleep happens
Article · 3 min read
Animals
Whales and Dolphins
breathe air, through blowholes on the top of the head, and must surface to do so; a whale
Article · 4 min read
Plants & Fungi
Photosynthesis: How Plants Eat Light
breath you take was once part of a water molecule, torn apart inside a leaf or an ocean
Article · 3 min read
Space & the Universe
Nebulae
breathing contains about 25 billion billion molecules in the same volume. The best vacuum chambers on Earth
Article · 3 min read
Animals
Mammals
breathe air with lungs. These traits define the mammals, a group of about 6,500 species
Article · 4 min read
The Human Body
The Brain
breathing, heart rate and sleep, and connects everything to the spinal cord. Memory A memory is not stored
Article · 4 min read
Life & Biology
Bacteria and Viruses
breathe, and their ancestors produced all of it in the first place. Inside you, about 38 trillion
Article · 4 min read
The Human Body
The Skeleton and Bones
breath. The pelvis is a bowl of fused bones that carries the trunk's weight into
Article · 5 min read
Plants & Fungi
Fungi
breathe contains thousands in every cubic metre. Some are fired from their mushrooms with accelerations far higher
Article · 4 min read
Matter, Energy & Physics
Atoms
breathing to burning, is electrons moving between atoms. The familiar picture of electrons orbiting the nucleus
Article · 4 min read
Animals
The Octopus
breathes water through gills inside its body and can also jet that water out to swim
Article · 3 min read
Animals
Insects
breathe without lungs. Air enters through small holes along the sides of the body and travels
Article · 3 min read
Space & the Universe
The Life of a Star
breathe, the calcium in your bones and the iron in your blood, was built inside stars
Article · 3 min read
The Human Body
The Immune System
breathed, there are microbes that would kill you if they could. Almost none of them get the chance
Article · 4 min read
