Industrialist Daniel Barringer proposes that a giant hole
in the Arizona desertnow known as Meteor Craterformed
By precisely photographing Pribrams fall, Czechoslovakian
scientists show for the first time that a meteorite probably
came from the asteroid belt.
The Allende meteorite falls in Mexico. Studies of this large
and rare stone revolutionize scientific thinking about the
Solar System's origins.
The Murchison meteorite lands in Australia. Analyses reveal
that it contains amino acids and other organic molecules,
compounds found in similar meteorites that fell on early Earth.
Some scientists speculate that these molecules led to life
on our planet.
A Japanese expedition finds the first Antarctic meteorites,
launching an era of prolific meteorite discovery.
Louis and Walter Alvarez, an American father-and-son team,
find evidence that a gigantic meteorite impact caused massive
species extinctions 65 million years ago.