Jonathan Lambert
👤 SpeakerAppearances Over Time
Podcast Appearances
About 41,000 years ago, the magnetic North Pole started drifting. This weakened Earth's magnetic field to as little as 10% of its current strength in parts of Europe and the Middle East. That would have exposed those regions to higher levels of harmful solar radiation, according to new research in the journal Science Advances.
About 41,000 years ago, the magnetic North Pole started drifting. This weakened Earth's magnetic field to as little as 10% of its current strength in parts of Europe and the Middle East. That would have exposed those regions to higher levels of harmful solar radiation, according to new research in the journal Science Advances.
Around that time, people in those regions began more frequently tailoring clothes to more fully cover their bodies and using ochre, a mineral-based pigment with sun-protective properties. Neanderthals didn't use these technologies. The researchers suggest that difference might, in part, explain Neanderthals' downfall. Jonathan Lambert, NPR News.
Around that time, people in those regions began more frequently tailoring clothes to more fully cover their bodies and using ochre, a mineral-based pigment with sun-protective properties. Neanderthals didn't use these technologies. The researchers suggest that difference might, in part, explain Neanderthals' downfall. Jonathan Lambert, NPR News.
Yes, it's seafaring, exploration, intrigue.
Yes, it's seafaring, exploration, intrigue.
Yes, it's seafaring, exploration, intrigue.
And on top of all of that, it's about iguanas. Specifically, iguanas native to the tropical island of Fiji. And how they got to this super isolated island has always been a bit of a mystery.
And on top of all of that, it's about iguanas. Specifically, iguanas native to the tropical island of Fiji. And how they got to this super isolated island has always been a bit of a mystery.
And on top of all of that, it's about iguanas. Specifically, iguanas native to the tropical island of Fiji. And how they got to this super isolated island has always been a bit of a mystery.
So most iguanas are native to the Americas, with some in the Caribbean and some on the Galapagos Islands. Fiji is like one-fifth of the way around the globe. And while some iguanas can swim, they can't swim that far.
So most iguanas are native to the Americas, with some in the Caribbean and some on the Galapagos Islands. Fiji is like one-fifth of the way around the globe. And while some iguanas can swim, they can't swim that far.
So most iguanas are native to the Americas, with some in the Caribbean and some on the Galapagos Islands. Fiji is like one-fifth of the way around the globe. And while some iguanas can swim, they can't swim that far.
According to a new paper, they floated.
According to a new paper, they floated.
According to a new paper, they floated.
Likely some big clump of downed trees and other vegetation that became a raft of sorts.