Overlooked No More: Inge Lehmann, Who Discovered the Earth's Inner Core

[kasperni]

She is not a household name in Denmark. But we do have a big mural of her, here in Copenhagen [1].

[1] https://files.mastodon.social/media_attachments/files/112/99...

[nosianu]

I had to look twice, and then check Wikipedia, when I saw "1888-1993" there.

* 13. Mai 1888 in Kopenhagen

† 21. Februar 1993 in Kopenhagen

That's 104 years, 9 months, and 8 days!

[slu]

Google Street View link showing the murial: https://maps.app.goo.gl/nfSzrb3CFPKowZ4p9?g_st=ac

[perigrin]

All of modern geology stands upon her work.

[wasting_time]

https://archive.is/jTCRB

[tekla]

She was hardly overlooked, she won many honours for her work during her time.

> This article is part of Overlooked, a series of obituaries about remarkable people whose deaths, beginning in 1851, went unreported in The Times.

[pfdietz]

> It explained how the Earth generates the magnetic field that protects the planet from cosmic radiation,

Our protection from cosmic radiation is mostly due to Earth's thick atmosphere, not its magnetic field.

[andsoitis]

> Our protection from cosmic radiation is mostly due to Earth's thick atmosphere, not its magnetic field

Primary defense against cosmic radiation: magnetic field

Secondary defense: atmosphere

https://science.nasa.gov/science-research/earth-science/eart...

[nephihaha]

The magnetic field deflects particles from the Solar Wind, whereas the atmosphere blocks a lot of the radiation as I understand it.

[Qem]

Without magnetic fields, the solar wind strips away atmospheres, like what happened to Mars.

[nobodyandproud]

I don’t see any problems with the quote.