This terrifying shark was the world’s largest; the three things your skin needs; dolphins use baby talk

RJ Hamster

11 months ago

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Tuesday, June 27, 2023

In today’s newsletter, we learn the secret to the size of this dangerous mega-shark, discover dolphin moms use baby talk; examine the three things your skin needs … and munch on an overlooked nutritional powerhouse.

PHOTOGRAPH BY KENSHU SHIMADA

The biggest shark in the world had a secret weapon.

That weapon enabled the gigantic megalodon to swim faster and farther than otherwise, hunting large prey to sustain its immense size. It grew up to 50 feet long, with a jaw full of serrated teeth (shown above) as much as seven inches long.

But the mega-shark’s killer advantage also led to its doom.

WHAT HAPPENED?

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STORIES WE’RE FOLLOWING

PHOTOGRAPH BY HANNAH REYES MORALES, NAT GEO IMAGE COLLECTION

Vitamin C, retinol, biotin? Here’s what your skin really needs (Pictured above, applying makeup in Istanbul)

THEY rule. In this royal court, these women were more powerful than queens.

What really attracts mosquitoes—and how to repel them

You may be overlooking this nutritional powerhouse. You shouldn’t.

Meet the creatures of the deep, dark sea

Have curly hair? Do you know that it is an evolutionary advantage?

Nudity, sex, and disrespect: Bali is moving against bad tourists

Does cut bone show cannibalism among our ancestors 1.5 million years ago?

IN THE SPOTLIGHT

PHOTOGRAPH BY WUNDERVISUALS / GETTY IMAGES

Beat the heat: Drenched in sweat from the massive heat sizzling a broad swath of the U.S.? That’s actually a good thing. Here are a few tips on how to cool off—from eating your water to icing down your hot zones. Letting children get soaked (as seen above) also can help release heat from the body so long as they have on clothes that dry quickly. Here are more tips.

GETTING COOLER

PAID CONTENT FOR TRAVEL TEXAS

A photographer’s journey through the spirited city of Austin

National Geographic Explorer and Photographer Kiliii Yuyan travels to Texas to experience Austin for the first time the only way he knows how—with an insatiable curiosity for people and a hearty appetite for adventure. Follow along as he explores the city’s vibrant food scene, music venues, green spaces, and more.

PHOTO OF THE DAY

PHOTOGRAPH BY REBECCA HALE

An architect of sand: Artist Lou Gagnon used to be a professional architect, but these days his designs sprout into life on the beach. Gagnon, who started the creations to amuse his daughter, shares his secrets.

SEE HIS WORK

LAST GLIMPSE

PHOTOGRAPH BY BRIAN SKERRY, NAT GEO IMAGE COLLECTION

Not just humans: A new study shows dolphin moms, like human parents, use baby talk with their young. (Pictured above, a female common bottlenose dolphin swims with her calf in the Bahamas.)

LEARN MORE

We asked, you answered: After an image of pigeons took the Audubon Photography Award, we asked readers if the beauty of the purring bird was underrated. Yes, say many of you. We particularly liked this response from Joni Falanga: “I have always loved the beauty of the common pigeons. Just not their poop so much!”
Today’s soundtrack:
Que Beleza, Tim Maia

Thanks for reading our newsletter! It was edited and curated by Jen Tse, Hannah Farrow, Nancy San Martín, and David Beard. We’d love to hear from you: david.beard@natgeo.com. Keep shining!

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