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Thursday, August 6, 2020
Human beings are a few of the only animals that do not have tails– here’s why

Human beings are a few of the only animals that do...

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Following is a transcript of the video. Tails are like opinions — basically everyone has them. Fish, birds, most reptiles, and even some of our closest relatives. So why are we missing out? Why don't humans have tails? Since tails first evolved at least 500 million years ago, they've taken on every role imaginable. Geckos…
What Was It Like When The First People Arose On Earth?

What Was It Like When The First People Arose On Earth?

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<div _ngcontent-c14="" innerhtml=" 70,000 years in the past, a...
Human beings Crawled Through a Cavern 14,000 Years Ago. We Can Still See Their Completely Maintained Footprints.

Human beings Crawled Through a Cavern 14,000 Years Ago. We Can...

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About 14,000 years ago, a party of five barefoot people — two adults, one preteen and two children — walked and even crawled through a dark passageway in a cave, according to a new study that analyzed the hand- and footprints these individuals left behind. To light their way, these late Stone Age people likely…
The factor human beings have sharp front teeth isn’t for tearing meat

The factor human beings have sharp front teeth isn’t for tearing...

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Following is a transcript of the video. Lions have them, hippos have them, and even you and I have them: canines, those long, pointy front teeth. They're actually the longest teeth in the human mouth. So what are these long, sharp teeth doing among our short, stubby ones? Well, contrary to popular belief, it's not…
NASA prepares to send out people to an icy part of the moon for the very first time

NASA prepares to send out people to an icy part of...

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NASA wants to send people to explore the moon's South Pole.  NASA NASA's ambitious plan to return astronauts to the moon within five years has a target: the lunar South Pole. The Apollo missions of the '60s and '70s all landed around the moon's equator, but the pole has something very special those sites don't:…
This Newfound Extinct Human Being Family Tree Likewise Mated with Modern People

This Newfound Extinct Human Being Family Tree Likewise Mated with Modern...

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A newfound extinct human lineage that lived in New Guinea interbred with modern humans, a new study finds. This lineage's genetic differences from other humans made it as distinct a group as our closest extinct relatives, the Neanderthals and Denisovans, scientists added. Although modern humans are now the only living branch of the human family…
How Unlocking Shark Blood Tricks Assists People

How Unlocking Shark Blood Tricks Assists People

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"What is so special about a shark's immune system?" That was the question posed to scientist Dr. Helen Dooley, who studies the evolution of the immune system. Much of her work focuses on understanding the immune responses of sharks, skates, rays, and chimera. "Basically, cartilaginous fishes are the furthest we can go back in evolutionary…
What Keeps People Immune

What Keeps People Immune

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How often have you heard that a green juice, or a vitamin or even a yoga pose can “boost” your immune system? Even if those claims are dubious, journalist Matt Richtel says we’re thinking about the immune system all wrong. The key is balancing it, not boosting it. He says the best way to keep…
Sheep Ain’t Baa-aad at Acknowledging Faces (However Human Beings Are Better)

Sheep Ain’t Baa-aad at Acknowledging Faces (However Human Beings Are Better)

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Scientists who said in 2017 that sheep could recognize human faces from photos may be feeling a little sheepish right now, after experts questioned one of their conclusions. Facial recognition specialists from Australia recently revisited the 2017 study. They admitted that the experiments provided "a compelling demonstration" that sheep could differentiate between human faces, but…
David Attenborough Alerts That Earth Has Actually Gone Into ‘Age of People’

David Attenborough Alerts That Earth Has Actually Gone Into ‘Age of...

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Prince William talks with British naturalist Sir David Attenborough during a plenary session during the 49th annual meeting of the World Economic Forum, in Davos, Switzerland, on Jan. 22, 2019. Credit: Gian Ehrenzeller/EPA-EFE/Rex/Shutterstock Famous British naturalist Sir David Attenborough had words of warning for the economic heavyweights gathered in Davos, Switzerland, this week: Climate change…

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