core/classic-editor

lede_post_card_default

lede_post_card_stacked

lede_post_card_featured_post

lede_post_card_featured_post_3:2

lede_post_card_featured_post_1:1

lede_post_card_featured_posts_hero

lede_post_card_featured_posts_hero_3:2

lede_post_card_featured_posts_hero_1:1

lede_post_card_featured_posts_sidebar

lede_post_card_highlighted_post

lede_post_card_horizontal_a

lede_post_card_horizontal_c

lede_post_card_related_post

lede_post_card_square

lede_article_featured_16x9

lede_article_featured_16x9_full_width

lede_article_featured_3x2

lede_article_featured_3x2_full_width

lede_article_featured_1x1

lede_article_featured_1x1_full_width

lede_article_featured_flexible

lede_article_featured_flexible_full_width

lede_article_content

lede_article_content_wide_width

lede_article_content_full_width

lede_byline_avatar_post_card

lede_byline_avatar_highlight

lede_profile_coral_avatar

lede_logo

lede_logo_banner

lede_logo_footer_banner

lede_logo_simple_header

lede_sponsorship_logo

lede_sponsorship_logo_river_card

lede_sponsorship_homepage_card_logo

lede_sponsorship_homepage_card

lede_leaderboard

Footer 1

Nav Bar

Nautilus

Jake Currie is a writer based in Brooklyn, NY.

Jake Currie

Senior couple walking with poles for exercise. Credit: Jackbin / Shutterstock.

Psychology

You Can Still Improve as You Age—With the Right Mindset

A supercell thunderstorm cloud forming over open plains at sunset. Credit: John D Sirlin / Shutterstock.

Geoscience

Why Does the United States Have So Many Tornadoes?

Devin Reese is the executive editor of Natural History and a science writer based in Alexandria, Virginia.

Devin Reese

Rattlesnake coiled with its rattle raised in a defensive posture. Credit: Tom Reichner / Shutterstock.

Zoology

The Iconic Longevity of the Rattlesnake’s Warning

Close-up portrait of a bonobo. Credit: GUDKOV ANDREY / Shutterstock.

Bonobos May Not Be the Peaceful Apes We Imagined

Silhouette of a human head filled with glowing cannabis leaf patterns representing effects on the brain. Credit: synthetick / Shutterstock.

Weed Not Only Sends Memories Up in Smoke, It Reshapes Them

Olivia Hewitt is a postdoctoral researcher at The University of Queensland, in Australia, where she studies the evolution of immunity and the development of microbiomes within a sea sponge that lives on the Great Barrier Reef.

Olivia Hewitt

Colorful digital illustration of a human figure made of glowing particles. Credit: artacet / Shutterstock.

Neuroscience

The Secret Life of Neurotransmitters

You've run out of free articles. Access unlimited ad-free stories, including this one, by subscribing now. *Already a member? Click 'Log In' at the top of this page.*

Kevin Hartnett