We've known for a long time that the universe is expanding. But about 15 years ago, my colleagues and I discovered that it is expanding faster and faster. That is, the universe is accelerating, and that was not expected, but it is now attributed to this mysterious stuff called dark energy which seems to make up about 70 percent of the universe.
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"We've known for a long time that the universe is expanding. But about 15 years ago, my colleagues and I discovered that it is expanding faster and faster. That is, the universe is accelerating, and that was not expected, but it is now attributed to this mysterious stuff called dark energy which seems to make up about 70 percent of the universe." — Adam Riess
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We've known for a long time that the universe is expanding. But about 15 years ago, my colleag…
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We've known for a long time that the universe is expanding. But about 15 years ago, my colleagues and I discovered that it is expanding faster and faster. That is, the universe is accelerating, and that was not expected, but it is now attributed to this mysterious stuff called dark energy which seems to make up about 70 percent of the universe. — Adam Riess
About Adam Riess
Adam Riess was a Scientist from United States (1969–present).
Frequently Asked Questions
Who said "We've known for a long time that the universe is expanding. But about 15 years…"?
This quote is attributed to Adam Riess, a Scientist from United States.
When did Adam Riess live?
Adam Riess lived from 1969 – present.