Tag Archives: age of universe

How Old Is The Universe?

According to this paper, which I have no idea what it says, the Earth may be about 12.5 billion years old. This is younger than the previously favored answer, which put the universe at 13.8 billion years old.

More precisely, or actually, less precisely, the lead author on that paper says that the universe may be between 12.5 and 13 billion years old.

There is a write-up here.

So, that hold-the-date card they sent out for the 14 billion year anniversary of the universe? Keep it tacked to the fridge for now, but be prepared to pencil in a new date.

Universe lets age clue slip

ResearchBlogging.orgIf you don’t know someone’s age, over time they may let out clues that tell you when they were born based on what they remember, or things they claim to have done. This can be very inaccurate. My wife said something the other day that would cause anyone to infer that she was at least ten years older than she is, but it turns out the TV show she was referring to came to her home as syndicated re-runs. (My own personal memory of the recently deceased Soupy Sales is a similar example.)


The Universe

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