Quantcast

Latest John Tarduno Stories

Violent Collision Created Rare Meteorite
2012-11-16 11:32:50

Some meteorites found on Earth contain strikingly beautiful, translucent, olive-green crystals embedded in an iron-nickel matrix.

28d4ea9b36b8b16c611b3a91aee604ad
2010-05-04 10:25:00

Scientists have uncovered evidence contained within South African rocks which shows that a weak magnetic field was present on Earth over 3 billion years ago.

77e5ccf371ce088ecd3cb8058fe97b71
2010-03-05 07:25:00

Scientists have discovered that the Earth's magnetic field over 3 billion years ago was only half as strong as it is today, and that this weakness, coupled with a strong wind of energetic particles from the young Sun, likely stripped water from the early Earth's atmosphere.

d6afce90fc4c06ae6c6b7f284c6fddd8
2009-02-01 08:05:00

In Arctic Canada, a team of geologists from the University of Rochester has discovered a surprise fossil: a tropical, freshwater, Asian turtle.

2007-04-04 13:27:10

Geophysicists at the University of Rochester announce in today's issue of Nature that the Earth's magnetic field was nearly as strong 3.2 billion years ago as it is today.