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Astronomers Race to Study a Mystery Object From Outside Our Solar System

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For the first time that we know, an interstellar visitor has zoomed through our solar system. The small space rock, tentatively called A/2017 U1, is about a quarter of a mile long and astronomers across the world are racing to study it before it departs just as quickly as it arrived.

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Collision of Two Neutron Stars Sends Ripples Through Space-time – and Scientific Community

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Israeli astronomers and astrophysicists collaborated with scientists from all over the world in uncovering this precedent-setting discovery

Two months ago, an event that took only a fraction of a second sent shock waves through the international scientific community. A collision between two neutron stars and their subsequent merger into a black hole – only 130 million years ago, in a galaxy about 100 million light-years from here – was captured in August by a number of telescopes and other scientific instruments for detecting gravitational waves. The collision, known as a kilonova, has become one of the most important scientific events in cosmology.
read more: https://www.haaretz.com/science-and-health/.premium-1.817574

AAP counsels pediatricians to focus on clusters of cardiometabolic risk factors to help obese kids

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"In so many areas of medicine, we find that strategies designed for adults simply do not meet the unique needs of children and adolescents," says Sheela N. Magge, M.D., M.S.C.E., F.A.A.P.

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The day the sun disappears

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On August 21, for a brief moment, day will turn to night. Animals big and small will go into their nighttime routines. Stars and planets will be visible, and streetlights will turn on in the middle of the day.

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3 tricks Steve Jobs used that will help you give better presentations

Lou Dematteis - Reuters

So how did the late Apple co-founder Steve Jobs manage to get people to treat his keynote speeches like rock concerts?

READ MORE HERE