28-March-2010
The record dense packing of 257 equal circles inside a square

12-April-2010
The record dense packing of 258 equal circles inside a square

2-April-2010
The record dense packing of 53 equal spheres inside a sphere

26-April-2010
The record dense packing of 66 equal spheres inside a cube

29-April-2010
The record dense packing of 251 equal circles inside a square

More data on http://critticall.com.