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The World's Oldest Mummies, the Spread of a Rare Brain-Eating Amoeba, and a Manhattan-Sized Iceberg Breaks Off a Greenland Glacier

Discover the top stories from Aug. 22 to Aug. 28, 2026, including mummies made 2,000 years before the rise of Egypt and a rare brain-eating amoeba that is spreading across the U.S.

Written byMaría de los Ángeles Orfila, Jack Knudson, Stephanie Edwards, Sara Novak, Jenny Lehmann, and Cody Cottier
| 2 min read
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a collection of images from this week's top stories
(Image Credit: Bernardo Arriaza; Shutterstock: Wirestock Creators; Kateryna Kon; Jaroslav Moravcik; Alones)

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Missed some of our top stories from the week? Check out our round-up below, covering the biggest science news and stories that matter.

This week's stories, from Aug. 22 to Aug. 28, 2026, include a look at the Chinchorro mummies, how thunderquakes could help with seismic imaging, a rare brain-eating amoeba that thrives in warming waters, why some of the biggest Egyptian mysteries still remain unsolved, a Manhattan-sized iceberg that broke off a Greenland glacier, and how lunar GPS will be necessary for a successful moon base.

1. The Chinchorro People of the Atacama Desert Made the World's Oldest Mummies Using a Highly Complex Process
Chinchorro mummified artifacts

Chinchorro mummified artifacts (Image Courtesy of Bernardo Arriaza)

The Chinchorro culture — a fishing and hunter-gatherer society that inhabited the coast of the Atacama Desert more than 7,000 years ago — left behind no writing and built no monumental cities. Yet, it developed one of the most complex funerary technologies known in the ancient world.

Read More: The Chinchorro People of the Atacama Desert Made the World's Oldest Mummies Using a Highly Complex Process

2. Thunderquakes Could Help Scientists See Beneath Earth's Surface

A thunderquake occurs when lightning strikes the ground, generating acoustic shock waves — in other words, thunder — that then spread beneath the surface. A new study has found that thunderquakes can serve as a valuable source for seismic imaging, revealing what’s happening underground as the shock waves interact with existing fiber-optic telecommunication cables.

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Read More: Thunderquakes Could Help Scientists See Beneath Earth's Surface

3. Climate Change Could Expand the Reach of a Rare Brain-Eating Amoeba
Illustration of Naegleria fowleri.

Illustration of Naegleria fowleri.(Image Credit: Kateryna Kon/Shutterstock)

Eight-year-old Lillian Smart died after developing a rare brain infection caused by Naegleria fowleri. They believe she encountered the organism while swimming in the lake. Now, warming temperatures may be changing where those encounters are possible.

Read More: Climate Change Could Expand the Reach of a Rare Brain-Eating Amoeba

4. From Nefertiti to Cleopatra, Ancient Egypt's Biggest Mysteries Have Yet to Be Solved

Ancient Egypt is home to some of the most significant archaeological findings in the world. While the findings of ancient Egypt are many, much of life from the civilization that began around 5,000 years ago remains unknown.

Read More: From Nefertiti to Cleopatra, Ancient Egypt's Biggest Mysteries Have Yet to Be Solved

5. Manhattan-Sized Iceberg Breaks Off Greenland Glacier, and Two More Could Follow

As summer progresses, one of the Arctic’s most significant ice-loss events has taken place in northwest Greenland. On Aug. 4, 2026, an approximately 30-square-mile chunk of ice, comparable in size to Manhattan, broke away from the Petermann Glacier.

Read More: Manhattan-Sized Iceberg Breaks Off Greenland Glacier, and Two More Could Follow

6. To Build a Moon Base, NASA First Needs Lunar GPS

NASA has big plans for the moon. Within two years, if all goes smoothly, human feet will tread its surface for the first time in more than half a century. This new era of exploration calls not only for spacecraft, landers and rovers, but also for a way to coordinate bustling activity on and around the moon.

Read More: To Build a Moon Base, NASA First Needs Lunar GPS

Meet the Author

  • María de los Ángeles Orfila
    María de los Ángeles Orfila is a science journalist based in Montevideo, Uruguay. Her work has appeared in Discover Magazine, Science, National Geographic, Live Science, The Guardian and Uruguayan outlets.View Full Profile
  • Jack Knudson
    Jack Knudson is an Associate Editor for Discover Magazine who writes articles on space, ancient humans, animals, and sustainability, and manages the Planet Earth column for print.View Full Profile
  • Stephanie Edwards
    Stephanie Edwards is the Engagement Specialist at Discover Magazine, who manages all social media platforms and writes digital articles that focus on archaeology, the environment, and public health.View Full Profile
  • Sara Novak
    Sara Novak is a science journalist and contributing writer for Discover Magazine, who covers new scientific research on the climate, mental health, and paleontology.View Full Profile
  • Jenny Lehmann
    Jenny Lehmann is an Associate Editor at Discover Magazine who writes articles on microbiology, psychology, neurology, and zoology, and oversees the Piece of Mind column of the print issue.View Full Profile
  • Cody Cottier is a freelance journalist for Discover Magazine, who frequently covers new scientific studies about animal behavior, human evolution, consciousness, astrophysics, and the environment. View Full Profile

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