Dr Helen Scales

Dr Helen Scales is a marine biologist, broadcaster and science writer. She is the author of Spirals in Time and The Brilliant Abyss.

Recent articles by Dr Helen Scales

Why can’t marine animals survive in fresh water? © Getty Images

Why can’t marine animals survive in fresh water?

What is a wolf eel? © Alamy

What is a wolf eel?

What’s the difference between an octopus and a squid? © Nature Picture Library

What is the difference between a squid and an octopus?

Ocean Pharmacy - thumbnail

Underwater pharmacy: Meet the scientists raiding the ocean’s medicine cabinet

The beautiful, intricate world of seashells

The beautiful, intricate world of seashells

Octopuses: 8 incredible photos of these magnificent cephalopods © Alamy

Octopuses: 8 incredible photos of these magnificent cephalopods

Mysteries of the deep sea: 5 burning questions about Earth's final frontier © Proteus/Yves Béhar/Fuseproject

Mysteries of the deep sea: 5 burning questions about Earth’s final frontier

Deep-sea mountains: Earth’s unexplored ecosystems that are teeming with life © Deep Sea Fish Ecology Lab/Astrid Leitner/Jeff Drazon/Soest/Deepccz Expedition

Deep-sea mountains: Earth’s unexplored ecosystems that are teeming with life

Beyond the abyss: What to expect when diving towards the ocean’s spectacular depths © Getty Images

Beyond the abyss: What to expect when diving towards the ocean’s spectacular depths

How do sea turtles remember what beach they were born on? © Getty Images

How do sea turtles remember what beach they were born on?

How does human noise affect ocean life? © Getty Images

How does human noise affect ocean life?

Sea slugs: 8 photos of the other-worldy creatures that live right here on Earth © Magnus Lundgren/Wild Wonders of China/naturepl.com

Sea slugs 8 photos of the other-worldly creatures that live right here on Earth

The technology solving the ocean's greatest mysteries © Getty Images

The technology solving the ocean’s greatest mysteries

Do fish ever get bored in fish tanks? © Getty Images

Do fish ever get bored in fish tanks?

How do octopuses move their limbs if they have no bones? © Getty Images

How do octopuses move their limbs if they have no bones?