Field technicians greeted by thigh-deep snow

Field technicians greeted by thigh-deep snow

Christchurch-based environmental monitoring technicians Alec Dempster and Pieter Havelaar got way off the beaten track this week, heading to a snow-covered Mt Potts for weather station servicing in clear blue skies and some of the deepest snow they’ve ever worked in.

Two Unusual Galaxies Shake Up the Dark Matter Debate, Again

Two Unusual Galaxies Shake Up the Dark Matter Debate, Again

In March, a team of astronomers led by Yale professor Pieter van Dokkum and his graduate student Shany Danieli published two papers, one confirming the existence of a galaxy that appears to have almost no dark matter and the other announcing the discovery of a second galaxy of this type.