US and World News

SpaceX is about to launch an Israeli mission to the moon. If successful, it would be the world's first private lunar landing. - Business Insider
SpaceIL, an Israeli nonprofit and Google Lunar Xprize competitor, is ready to launch its Beresheet moon lander on one of SpaceX's Falcon 9 rockets.

New Study: Life in Space Puts Body’s Defenses on Alert - Voice of America
Life in space changed the activity of some of American astronaut Scott Kelly’s genes compared to those of his identical twin brother, who stayed on Earth.

NASA, SpaceX look ready to finally launch Crew Dragon capsule to ISS - CNET
NASA just dropped some enticing new details about the much anticipated and much delayed test flight.

Russia will fly two space tourists to the ISS in late 2021 - Engadget
Russia's space agency has struck a deal to ferry a pair of space tourists to the ISS near the end of 2021.

Did You Know the Earth’s Atmosphere Extends Beyond the Orbit of the Moon? - Universe Today
ESA and Russian scientists have discovered that Earth's atmosphere extends beyond the Moon. They discovered it in archived data from SOHO.

We’re Just 140 Years Away from the Climate That Caused a Planet-Wide Extinction - Gizmodo
Humans have pushed atmospheric carbon dioxide to heights unseen in our short (geologically speaking) existence. But give us another few generations, and our geologic impact on the planet will be clear.

Zebra Stripes Protect Against Flies — Now We Know How - D-brief - Discover Magazine
Scientists recently found that a zebra's stripes protect it from biting flies. Now they know how it works.

In colliding galaxies, a pipsqueak shines bright -
In the nearby Whirlpool galaxy and its companion galaxy, M51b, two supermassive black holes heat up and devour surrounding material. These two monsters should be the most luminous X-ray sources in sight, but a new study using observations from NASA's NuSTAR (…

Farewell Opportunity. A History Of The Mars Exploration Rovers - Fraser Cain
On February 13, 2019, NASA tweeted out a sad message: To the robot who turned 90 days into 15 years of exploration: You were, and are, the Opportunity of a l...

When does one of the central ideas in economics work? -
The concept of equilibrium is one of the most central ideas in economics. It is one of the core assumptions in the vast majority of economic models, including models used by policymakers on issues ranging from monetary policy to climate change, trade policy a…

NASA spots mysterious 'dragon' aurora in the sky - Fox News
NASA released a spectacular image of a huge "dragon" aurora charging quietly across the night sky over Iceland.

The seventh inner moon of Neptune -
Hubble Space Telescope observations of the seventh inner moon of Neptune, Hippocamp, show that it is smaller than the other six, orbits near Proteus and probably originates from a fragment of Proteus.

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