Teeth

Why we add fluoride to water—and how it became so controversial

Environment

Why we add fluoride to water—and how it became so controversial

Why we add fluoride to water—and how it became so controversial

Komodo dragons have iron-coated teeth

Animals

Komodo dragons have iron-coated teeth

Komodo dragons have iron-coated teeth

Can gum infections trigger arthritis symptoms?

Science

Can gum infections trigger arthritis symptoms?

Can gum infections trigger arthritis symptoms?

T. rex had lips, upending its enduring pop culture image

Science

T. rex had lips, upending its enduring pop culture image

T. rex had lips, upending its enduring pop culture image

Beloved Chincoteague ponies' mythical origins may be real

Animals

Beloved Chincoteague ponies' mythical origins may be real

Beloved Chincoteague ponies' mythical origins may be real

How to find shark teeth with your kids

Family
Explore

How to find shark teeth with your kids

How to find shark teeth with your kids

Rare toothless dinosaur found in Brazil

Science

Rare toothless dinosaur found in Brazil

Rare toothless dinosaur found in Brazil

This frog mysteriously re-evolved a full set of teeth

Animals

This frog mysteriously re-evolved a full set of teeth

This frog mysteriously re-evolved a full set of teeth

This fierce fish grows 20 new teeth each day

Animals

This fierce fish grows 20 new teeth each day

This fierce fish grows 20 new teeth each day

How to safely go to the dentist during the pandemic

Science
Coronavirus Coverage

How to safely go to the dentist during the pandemic

How to safely go to the dentist during the pandemic

This mysterious ancient predator had a killer jaw

Animals
Decoder

This mysterious ancient predator had a killer jaw

This mysterious ancient predator had a killer jaw

Plant-eating crocodiles thrived in dinosaur times

Science

Plant-eating crocodiles thrived in dinosaur times

Plant-eating crocodiles thrived in dinosaur times

How your toothbrush became a part of the plastic crisis

Environment
The Story of Plastic

How your toothbrush became a part of the plastic crisis

How your toothbrush became a part of the plastic crisis

Ancient teeth hint at mysterious human relative

Science

Ancient teeth hint at mysterious human relative

Ancient teeth hint at mysterious human relative

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