Tuesday 7 May 2019

How birdwatchers can help threatened bird populations

The types of birds coming through your neighborhood are probably changing, and so is the timing of their migrations. Birdwatchers noticing these differences are on the front line in figuring out how climate change and more severe weather events are putting stress on bird populations.

* This article was originally published here

Could this rare supernova resolve a longstanding origin debate?

Detection of a supernova with an unusual chemical signature by a team of astronomers led by Carnegie's Juna Kollmeier—and including Carnegie's Nidia Morrell, Anthony Piro, Mark Phillips, and Josh Simon—may hold the key to solving the longstanding mystery that is the source of these violent explosions. Observations taken by the Magellan telescopes at Carnegie's Las Campanas Observatory in Chile were crucial to detecting the emission of hydrogen that makes this supernova, called ASASSN-18tb, so distinctive.

* This article was originally published here

Science Says: Why biodiversity matters to you

You may go your entire life without seeing an endangered species, yet the globe's biodiversity crisis threatens all of humanity in numerous unseen or unrecognized ways, scientists say.

* This article was originally published here

ATLAS Experiment adds more pieces to the Higgs boson puzzle

The Higgs boson was discovered in 2012 by the ATLAS and CMS Experiments at CERN, but its coupling to other particles remains a puzzle.

* This article was originally published here