Unraveling Why Some Mammals Kill Off Infants by CARL ZIMMER


By CARL ZIMMER

A new study suggests that the behavior of male animals killing unrelated infants evolved independently in a number of separate animal lineages.

Published: November 12, 2014 at 07:00PM

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Comet Landing Bumpier Than First Thought by KENNETH CHANG


By KENNETH CHANG

The European Space Agency lander is sitting in a skewed position on the comet’s surface, compromising some aspects of the $1.75 billion Rosetta mission.

Published: November 13, 2014 at 07:00PM

Inquiry Into SpaceShip Two’s Crash Says ‘Feathers’ Were Unlocked Prematurely by MATTHEW L. WALD


By MATTHEW L. WALD

The surviving pilot of the SpaceShip Two crash told investigators he did not know that the co-pilot had unlocked two movable parts at the back of the craft.

Published: November 12, 2014 at 07:00PM

Climate Accord Relies on Environmental Policies Now in Place by HENRY FOUNTAIN and JOHN SCHWARTZ


By HENRY FOUNTAIN and JOHN SCHWARTZ

The United States and China should both be able to meet the stated goals by aggressively pursuing policies that are largely underway, analysts said.

Published: November 12, 2014 at 07:00PM

European Space Agency’s Spacecraft Lands on Comet’s Surface by KENNETH CHANG


By KENNETH CHANG

A signal from the lander arrived at the mission control center at Darmstadt, Germany, just past 11 a.m. Eastern time.

Published: November 12, 2014 at 07:00PM

The Descent of Philae Toward the Comet in Tweets by THE NEW YORK TIMES


By THE NEW YORK TIMES

The European Space Agency’s 220-pound lander, named Philae, is marking its fall toward the comet, known as 67P/Churyumov-Gerasimenko, in Tweets.

Published: November 11, 2014 at 07:00PM

Yaser Khalifa is a man with many years of experience as an electrical and computer engineer. After graduating from Alexandria University in Alexandria, Egypt, Yaser continued his education by pursuing his PhD in Electrical Engineering at Cardiff University. Upon graduation he leapt into the working world and has since worked with teams made up of people ranging from engineers working on super conductors to fellow professors at SUNY New Paltz. Yaser also has had over 40 papers published in a variety of educational publications. He has worked with such companies as General Electric as an electrical engineer consultant with their global research division as well as numerous others in different capacities. When not working you can find Yaser engaging in his other passions. He is an avid outdoors man and loves to mountain bike whenever possible. He both leads mountain biking tours as well as engages simply for pleasure. He was introduced to the sport by a friend at SUNY New Paltz and has since then volunteered as a biking guide with Minnewaska State Park, among others.