Daily News update on – Science

August 18, 2021



August’s full moon is, somehow, a Blue Moon. Here’s why.

Back in the July 1943 issue of Sky & Telescope magazine, in a question and answer column, there was a reference made to the term “Blue Moon.” The unusual term was cited from a copy of the 1937 edition of the now-defunct Maine Farmers’ Almanac.

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Spaceflight Now

Arianespace launches second Pléiades Neo remote sensing satellite

A European Vega rocket launched from French Guiana Monday night with Airbus’s second Pléiades Neo remote sensing satellite, two European Space Agency CubeSats to track space weather, a student-built nanosatellite from Italy, and a small maritime …

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The Milky Way has a ‘broken’ arm that could reveal its galactic history

The grouping of young stars and gassy regions is described by NASA’s Jet Propulsion Laboratory (JPL) as looking like “a splinter poking out from a plank of wood” from the plane of the spiral Milky Way’s arms.

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New ‘Hobbit’ creature, other discoveries show early mammals evolved quickly after dinosaur extinction

New ‘Hobbit’ creature, other discoveries show early mammals evolved quickly after dinosaur extinction. By Ashley Strickland, CNN. Updated 12:03 AM ET, Wed August 18, 2021. A new study suggests that ostrich eggshell beads have been used to cement …

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Predicting solar storms to protect Earth

A powerful solar flare has the potential to fry electronics and take down power grids around the globe. Fortunately, we haven’t had a truly major space weather event since 1859. Perhaps you’ve heard of what’s called the 1859 Carrington Event? It stemmed from …

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Russian Space Junk Hit a Chinese Satellite in March, Evidence Suggests

The mysterious breakdown of the Yunhai 1-02 satellite in March has likely been solved. The discarded remnants of an old Russian rocket appear to have smashed into the Chinese satellite, in what is an ominous sign of things to come in our increasingly …

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Rare embryo from dinosaur age was laid by human-size turtle

About 90 million years ago, a giant turtle in what is now central China laid a clutch of tennis ball-size eggs with extremely thick eggshells. One egg never hatched, and it remained undisturbed for tens of millions of years, preserving the delicate bones of the …

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Curiosity Mars rover explores a changing landscape

A new video rings in the rover’s ninth year on Mars, letting viewers tour Curiosity’s location on a Martian mountain. Images of knobbly rocks and rounded hills are delighting scientists as NASA’s Curiosity rover climbs Mount Sharp, a 5-mile-tall (8-kilometer-tall) …

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New Arm for Milky Way? Astronomers Detect ‘Break’ on Our Galaxy’s Spiral Arm

This illustration shows astronomers’ current understanding of the large-scale structure of the Milky Way. Stars and star-forming regions are largely grouped into spiral arms. ( NASA/JPL-Caltech).

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BBC News

US lab stands on threshold of key nuclear fusion goal

A US science institute is on the verge of achieving a longstanding goal in nuclear fusion research. The National Ignition Facility uses a powerful laser to heat and compress hydrogen fuel, initiating fusion. An experiment suggests the goal of “ignition”, where …

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