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About 38,000 years ago, archaeologists say, some of Europe’s earliest modern humans were making art that evokes the pointillism of Georges Seurat.

About 38,000 years ago, archaeologists say, some of Europe’s earliest modern humans were making art that evokes the pointillism of Georges Seurat.

To the list of cosmic superlatives must now be added a new item: the oldest dust.    It’s not behind your refrigerator or underneath the bed. It’s in a galaxy with only a number for a name in a constellation called Sculptor, and so far away that its distance barely has any meaning. The light from A2744_YD4, as it is known, has been on its way to us for 13.2 billion years, since the universe was only 600 million years old.

To the list of cosmic superlatives must now be added a new item: the oldest dust. It’s not behind your refrigerator or underneath the bed. It’s in a galaxy with only a number for a name in a constellation called Sculptor, and so far away that its distance barely has any meaning. The light from A2744_YD4, as it is known, has been on its way to us for 13.2 billion years, since the universe was only 600 million years old.

Think You Know Rainbows? Look Again

Think You Know Rainbows? Look Again

It Will Take 90 Years for African Elephant Populations to Recover From Poaching

It Will Take 90 Years for African Elephant Populations to Recover From Poaching

Renewable Energy Topped Fossil Fuels in New Generation for the First Time Last Year: Report

Renewable Energy Topped Fossil Fuels in New Generation for the First Time Last Year: Report

An underground ice deposit larger than New Mexico at a relatively low latitude on Mars could be an inviting destination for future explorers.

An underground ice deposit larger than New Mexico at a relatively low latitude on Mars could be an inviting destination for future explorers.

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