References

Latest References

The history of cat domestication

By Marilyn Perkins, Stephanie Pappas published

Discover the history of our feline friends, and learn about the debate over whether cats are really "domesticated" at all.

Domestic Cats
Green-eyed cat relaxing on a cream carpet

Cats: Facts about our feline friends

By Stephanie Pappas, Marilyn Perkins last updated

Discover interesting facts about cat intelligence, how they see the world, and why we keep them around.

Domestic Cats
Gemini meteor shower 2018 over lake in Erenhot, Inner Mongolia, China.

How to photograph a meteor shower

By Jacob Little published

Everything you need to know to photograph a meteor shower, from choosing the right time to camera settings, and some advanced techniques for creating meteor images you can be proud of.

Astronomy
A woman using a massage gun

Best massage gun 2025: Relieve sore muscles and increase flexibility

By Joanne Lewsley last updated

BUYING GUIDE Here are the best massage guns to buy in every category, from Theragun Pro to Homedics Pro Physio.

BUYING GUIDE
Best budget exercise bikes

Best budget exercise bikes 2025: Boost your stamina without breaking the bank

By Maddy Biddulph last updated

Here are the best cheap exercise bikes to buy in every category, from Echelon Connect to Yosuda and Zwift.

Exercise
A facial reconstruction from a Neanderthal skull, next to the skull itself

Neanderthals: Who were they and what did our extinct human relatives look like?

By Rebecca Wragg Sykes last updated

Discover interesting facts about who Neanderthals were, whether they mated with modern humans and when they died out.

Archaeology
Our reviewer wearing a Fitbit watch

Best Fitbit watches 2025: Tried and tested

By Lloyd Coombes last updated

BUYING GUIDE The best Fitbit wearables, from simple fitness trackers to feature-packed smartwatches.

BUYING GUIDE

Dolphins: Facts about the intelligent marine mammals that use tools to hunt

By Jess Thomson published

Discover interesting facts about how dolphins sleep, if they're dangerous, and what they eat.

Dolphins

Whales: Facts about the largest animals on Earth

By Jess Thomson published

Discover interesting facts about whales, how big they can get, and how they track down their prey.

Whales
A woman checking her heart rate on a fitness watch

How do fitness trackers measure your heart rate?

By Anna Gora published

Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness watches and smart rings.

Heart & Circulation
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