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Nature Podcast

This chunk of glass could store two million books for 10,000 years

Nature Podcast

podcast@nature.com

News, Science, Technology

4.5893 Ratings

🗓️ 18 February 2026

⏱️ 22 minutes

🧾️ Download transcript

Summary

Transcript

Click on a timestamp to play from that location

0:00.0

Nature.

0:03.0

In a experiment, I don't know yet.

0:06.0

Why is blight so far?

0:08.0

Like, it sounds so simple.

0:09.0

They had no idea.

0:11.0

But now the data's...

0:12.0

I find this not only refreshing, but at some level astounding.

0:19.0

Nature.

0:20.0

Nature. Nature.

0:25.5

Welcome back to the nature podcast.

0:30.4

This time, how to store data in glass for thousands of years. And a vaccine against breast cancer recurrence.

0:34.6

I'm Nick Petri-Cow.

0:35.6

And I'm Lizzie Gibney.

0:53.8

No. recurrence. I'm Nick Petit Chow. And I'm Lizzie Gibney. In this digital world we live in, a single person can create enough data to fill a library in just one day.

0:59.0

So how can humanity ever hope to store this colossal amount of information for the long term?

1:03.7

This week in nature, a team from Microsoft describes a new method that involves using lasers to store data inside glass.

1:07.5

And it's an approach that could last for thousands of years.

1:13.0

Why lasers and glass?

1:18.7

Well, because conventional hard drives store data magnetically. The ones and zeros that make up the binary code that computers read are written by magnetizing sections of a disk, which is all

1:24.5

well and good, but as you may have experienced, the information can get lost or corrupted.

1:30.4

And if we want to make sure our photos, memories and scientific findings get stored into the distant future, we'll need something else.

1:38.8

To find out if that's something else could be glass, reporter Annand's Jagatia spoke to Richard Black,

...

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