Ryugu asteroid samples contain all DNA and RNA building blocks, bolstering origin-of-life theories

All the essential ingredients to make the DNA and RNA underpinning life on Earth have been discovered in samples collected ...
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The 50,000-year-old explosion that created Arizona’s giant crater

Roughly 50,000 years ago, a massive iron meteorite slammed into what is now northern Arizona, creating one of the most ...
New Scientist

The asteroid Ryugu has all of the main ingredients for life

All five of the canonical nucleobases – the underpinnings of DNA, RNA and life on Earth – have been found in samples from the asteroid Ryugu ...

All 5 fundamental units of life’s genetic code were just discovered in an asteroid sample

Nucleobases are nitrogen-containing organic molecules that form the “letters” of genetic information in DNA and RNA. The five ...

Why are craters perfectly round even though meteorites are irregularly shaped?

Why are craters perfectly round even though meteorites are irregularly shaped? Steven RiserConyers, Georgia To answer your question, let's have some fun. First, watch as I throw this irregularly ...

Scientists Discovered Glass Orbs from an Ancient Asteroid Impact. The Crater Is Nowhere to Be Found.

While the discovery of a new tektite strewn field in northeastern Brazil points to a large meteorite impact, geologists have yet to find the crater.