Kerr Watch

Number of days writer Richard Kerr has failed to inform his Science readers of the confirmation of nanodiamonds at the YDB: 4 years, 2 months, and 10 days

CT Post Calendar

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The Cosmic Tusk Newsletter

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Linked?: Andrew Cooper on Feb 15 Asteroid and Russian Meteor

 

Cooper?

Debunked:

Not to be taken seriously. The first thing I noticed was a schoolboy blunder in  celestial mechanics:  you don’t add velocities in the way that he did, you add energies, that’s to say the squares of the velocities.  If an asteroid with an asymptotic approach speed of 5.6 km/s is going [...]

Never Forget: The Rupununi and Rio Curuca Events

The Rupununi / Marudi Mountain Event (British Guyana 1935)

The Curuca River Event (Brazil 1930)