tipa -- 7/11/2007

Evidence for short-lived SN Ia progenitors

• Authors: Eric Aubourg (APC/Princeton), Rita Tojeiro (Edinburgh), Raul Jimenez (Penn/Princeton), Alan F. Heavens (Edinburgh), Michael A. Strauss (Princeton), David N. Spergel (Princeton)

Gravitational Wave Recoil and the Retention of Intermediate Mass Black Holes

• Authors: Kelly Holley-Bockelmann, Kayhan Gultekin, Deirdre Shoemaker, Nico Yunes

On the Distance and Molecular Environment of Westerlund 2 and HESS J1023-575

• Authors: T. M. Dame

Population III stars: hidden or disappeared ?

• Authors: L. Tornatore, A. Ferrara, R. Schneider