logo
episode-header-image
Dec 2021
31m 16s

Top Human Origins Discoveries of 2021

The Leakey Foundation
About this episode

2021 was a big year in science! Fossil discoveries introduced new relatives to our family tree, new findings added fascinating twists to the human story, and breakthroughs in research methods opened new worlds to explore. In this episode, five scientists discuss their favorite human origins discoveries of 2021.

Click here for a transcript of this episode.

Our guests:

Scott A. Williams, New York UniversityJessica Thompson, Yale UniversityGiulia Gallo, University of California at DavisFernando Villanea, University of Colorado at BoulderErin Kane, Boston University

Read more about their top discoveries:

Dragon Man

Late Middle Pleistocene Harbin cranium represents a new Homo species 

Stunning ‘Dragon Man' skull may be an elusive Denisovan—or a new species of human

'Dragon man' claimed as new species of ancient human but doubts remain 

SedaDNA

Unearthing Neanderthal population history using nuclear and mitochondrial DNA from cave sediments

Bacho Kiro

Initial Upper Palaeolithic humans in Europe had recent Neanderthal ancestry

Early Homo sapiens groups in Europe faced subarctic climates

Like Neanderthals, Early Humans Endured a Frigid Europe

White Sands footprints

Evidence of humans in North America during the Last Glacial Maximum

Ancient Footprints Push Back Date of Human Arrival in the Americas

National Park Services White Sands Website

Camera trap research on Dryas monkeys

A natural history of Chlorocebus dryas from camera traps in Lomami National Park and its buffer zone, Democratic Republic of the Congo, with notes on the species status of Cercopithecus salongo 

Using local knowledge and camera traps to investigate occurrence and habitat preference of an Endangered primate: the endemic dryas monkey in the Democratic Republic of the Congo-

Picture Perfect: Camera Traps Find Endangered Dryas Monkeys 

The Leakey Foundation

Origin Stories is a project of The Leakey Foundation, a nonprofit organization dedicated to funding human origins research and outreach.

This month, thanks to Jorge and Ann Leis and the Ann and Gordon Getty Foundation, all donations will be quadruple-matched. Click here to make a donation!

Credits

This episode was hosted and produced by Meredith Johnson and Ray Pang. Our editor is Audrey Quinn. 

Music by Henry Nagle and Lee Roservere. Additional music by Blue Dot Sessions.

Please send us your questions!

Have a question about human evolution? Something you've always wondered about? We will find a scientist to answer it on a special episode of Origin Stories!

There are three ways to submit your question:

Leave a voicemail at +1(707)788-8582

Visit speakpipe.com/originstories and leave a message

Record a voice memo on your phone and email it to us at originstories@leakeyfoundation.org

Lunch Break Science

Lunch Break Science is The Leakey Foundation's web series featuring short talks and interviews with Leakey Foundation grantees. Episodes stream live on the first and third Thursdays of every month. Sign up for event reminders and watch past episodes at leakeyfoundation.org/live

Up next
Sep 5
Origin Stories x The Science Podcast
This episode features two stories from the Science Podcast. First, Science writer Ann Gibbons tells the story of three ancient hominin species that lived side-by-side in South Africa’s Cradle of Humankind. Then, anthropologist Melanie Beasley discusses her new study on why chemic ... Show More
38m 25s
Aug 6
Can a Human Outrun a Horse?
This is a story about sweat, survival, speed, and the peculiar ways running may have shaped us as humans. Armed with a hydration vest, a dream, and paleoanthropologist Daniel Lieberman’s endurance running hypothesis, filmmaker Nicole Teeny set out to push the limits of her own en ... Show More
39m 1s
Jun 2025
The Origin Story of Origin Stories - 10th Anniversary
After 10 years of exploring the stories behind breakthrough science, it's time to tell our own origin story! In this special anniversary episode, we're flipping the script to share how Origin Stories began. Join us behind the scenes, revisit three milestone episodes, and get an e ... Show More
36m 31s
Recommended Episodes
Mar 2025
Jurassic America
Tristan Hughes explores Ancient America's true age; how 19th-century fossil discoveries across North America revealed a history far older than previously believed, challenging the notion that the Americas were a 'New World.' Tristan is joined by Professor Caroline Winterer as the ... Show More
43m 13s
Aug 2024
483. The Mysterious Case of the Ape Man
In Sussex, in 1912, men quarrying in a gravel pit near Piltdown village turned up a human skull. According to Charles Dawson, a lawyer and amateur archeologist with a remarkable track record for finding ancient treasures, it belonged to a palaeolithic man, possibly millions of ye ... Show More
52m 21s
Nov 2024
Science Vs: The Funniest Joke in the World
When he rounded them up, he had a 100. A few months ago, Wendy Zuckerman invited our own Latif Nasser to come on her show, and, of course, he jumped at the chance. Laughter ensued, as they set off to find the "The Funniest Joke in the World." When you just Google something like t ... Show More
42m 52s
Apr 2025
The Age of Aquaticus
For years, scientists thought nothing could live above 73℃/163℉. At that temperature, everything boiled to death. But scientists Tom Brock and Hudson Freeze weren’t convinced. What began as their simple quest to trawl for life in some of the hottest natural springs on Earth would ... Show More
43 m
Feb 2025
Revenge of the Miasma
Today we uncover an invisible killer hidden, for over a hundred years, by reasonable disbelief. Science journalist extraordinaire Carl Zimmer tells us the story of a centuries-long battle of ideas that came to a head, with tragic consequences, in the very recent past. His latest ... Show More
35m 31s
Aug 18
Chikungunya Outbreak, Glacial Outbursts and a New Human Ancestor
The chikungunya virus is rapidly spreading in China. Could it make its way to the U.S.? Meanwhile in Alaska a glacial lake outburst flooded the nearby Mendenhall River to record levels. And in Ethiopia fossilized teeth reveal a new species of Australopithecus—one that possibly li ... Show More
10m 50s
Sep 26
Skull rewrites story of human evolution; Autism and Tylenol; discovery of wind coming from black hole
Episode 322 An ancient skull discovered in China may have just rewritten the story of human evolution. It’s widely accepted that the common ancestor of Homo sapiens, Denisovans and Neanderthals came out of Africa. But this skull upends that assumption - potentially showing human ... Show More
33m 57s
Sep 15
Kissing Bugs, Koalas and Clues to Life on Mars
A paper published by the Centers for Disease Control and Prevention argues that Chagas disease is now endemic in the U.S. Koalas may finally be spared from a deadly epidemic. Meanwhile NASA’s Perseverance Mars rover has uncovered tantalizing clues about potential ancient microbia ... Show More
9m 37s
Oct 4
Gerta Keller, "The Last Extinction: The Real Science Behind the Death of the Dinosaurs" (Diversion Books, 2025)
The story behind Dr. Gerta Keller’s world-shattering scientific discovery that dinosaur extinction was NOT caused by asteroid impact, but rather by volcanic eruptions on the Indian peninsula, a discovery that highlights today’s existential threat of greenhouse gasses and climate ... Show More
59m 52s
Mar 2024
Stefanos Geroulanos, "The Invention of Prehistory: Empire, Violence, and Our Obsession with Human Origins" (Liveright, 2024)
Books about the origins of humanity dominate bestseller lists, while national newspapers present breathless accounts of new archaeological findings and speculate about what those findings tell us about our earliest ancestors. We are obsessed with prehistory—and, in this respect, ... Show More
1h 14m