Science > Optics

Giant Magellan Telescope wins grant to help develop advanced technologies

Giant Magellan Telescope wins grant to help develop advanced technologies

4 days ago   |   Astronomy Now

An artist's rendering of the Giant Magellan Telescope in Chile. Image: M3 Engineering The Giant Magellan Telescope has received a $17.5 million grant from the U.S. National...
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NOAA weather satellite transitions to new role for U.S. military

NOAA weather satellite transitions to new role for U.S. military

10 days ago   |   Spaceflight Now

A view of the Earth from the EWS-G1 satellite, formerly known as GOES-13, taken on Sept. 1, 2020, from its new location over the Indian Ocean. Credit: U.S. Space Force's MARK...
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Chinese smallsat launcher fails

Chinese smallsat launcher fails

11 days ago   |   Spaceflight Now

A Kuaizhou 1A rocket takes off Saturday from the Jiuquan launch base. Credit: CASIC A Chinese small satellite launcher failed after liftoff Saturday, destroying a commercial...
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China launches another Gaofen Earth observation satellite

14 days ago   |   Spaceflight Now

A new optical Earth observation satellite launched by China Monday joins the country's remote sensing network for land surveys, urban planning, and agriculture monitoring. The...
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A Compendium of Distances to Molecular Clouds in the Star Formation Handbook

21 days ago   |   Harvard

Catherine Zucker, Joshua S. Speagle, Edward F. Schlafly, Gregory M. Green, Douglas P. Finkbeiner, Alyssa Goodman, and João Alves. 1/2020. “ A Compendium of Distances to...
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Secure quantum communications network is the largest of its kind

22 days ago   |   New Scientist

A quantum communications network running on optical fibres in Bristol, UK, is the largest of its kind with eight users, but its creators say it could handle more than 100...
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Telescope review: Unistellar's eVscope, the next generation of telescope

Telescope review: Unistellar's eVscope, the next generation of telescope

1 month ago   |   Astronomy Now

At first glance the eVscope looks rather like a conventional reflector, but unlike a traditional optical telescope it uses an extremely sensitive electronic sensor at the focus...
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Bioinspired Melanin-Based Optically Active Materials

1 month ago   |   Harvard

Ming Xiao, Matthew D. Shawkey, and Ali Dhinojwala. Submitted. “ Bioinspired Melanin-Based Optically Active Materials .” Advanced Optical Materials, n/a, n/a, Pp. 2000932...
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Continuous-Wave optically pumped 1.55 mm InAs/InAlGaAs quantum dot microdisk lasers epitaxially grown on silicon

1 month ago   |   Harvard   |   7 articles

B. Shi, S. Zhu, Q. Li, Y. Wan, E. Hu, and K. Lau. 2017. “ Continuous-Wave optically pumped 1.55 mm InAs/InAlGaAs quantum dot microdisk lasers epitaxially grown on silicon .”...
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1.55 mm band low-threshold continuous-wave lasing from InAs/InAlGaAs quantum dot microdisks

1 month ago   |   Harvard   |   7 articles

B. Shi, S. Zhu, Q. Li, Y. Wan, E. Hu, and K. Lau. 2017. “ 1.55 mm band low-threshold continuous-wave lasing from InAs/InAlGaAs quantum dot microdisks .” Optics Letters, 42, 4...
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The Senate plans to subpoena the CEOs of Facebook, Google, and Twitter to...

The Senate plans to subpoena the CEOs of Facebook, Google, and Twitter to testify before Congress next month

Summary List Placement A Senate committee plans to subpoena the CEOs of Facebook, Google, and Twitter to testify at an Oct. 1 hearing if they don't willingly agree to testify... Read more ...

Alien invasion protocol: How cosmonauts would react to an alien encounter

Alien invasion protocol: How cosmonauts would react to an alien encounter

A COSMONAUT has given an insight into the protocol to follow if humans were ever to meet intelligent aliens. Read more ...

After 20 years of camping trips big and small, I have my essential packing...

After 20 years of camping trips big and small, I have my essential packing list down to a science - here's what I always bring

Summary List Placement Camping trips require extensive planning to ensure you'll have everything you need whether you plan to go off-the-grid or drive to a nearby campsite. If... Read more ...

NASA news: Listen to the sounds of the Milky Way galaxy in this beautiful video

NASA news: Listen to the sounds of the Milky Way galaxy in this beautiful video

YOU can now listen to the sounds of the Milky Way galaxy thanks to NASA's Chandra X-ray Observatory. Read more ...

Delta 4-Heavy cleared for liftoff after Launch Readiness Review

Delta 4-Heavy cleared for liftoff after Launch Readiness Review

ULA's Delta 4-Heavy rocket is revealed during retraction of the launch pad's mobile gantry before a launch attempt last month. Credit: United Launch Alliance United Launch... Read more ...

Archaeology news: 1,700-year-old Cyprus mosaic criticises Christianity...

Archaeology news: 1,700-year-old Cyprus mosaic criticises Christianity, researcher claims

ARCHAEOLOGISTS studying a fourth-century mosaic in Cyprus believe it depicts an ancient criticism of the early Christian faith. Read more ...

Alien life on Venus could have been transported via ASTEROIDS from Earth - study

Alien life on Venus could have been transported via ASTEROIDS from Earth - study

EARTH may have passed some of the ingredients of life to Venus through a sky-grazing comet or asteroid, new research has claimed. Read more ...

Asteroid close approach: Watch as space rock shoots by Earth

Asteroid close approach: Watch as space rock shoots by Earth

AN ASTEROID which flew by in the dead of night was photographed and even filmed by several astronomers as its "exceptionally close" approach to Earth. Read more ...

Space debris threatens satellites and we're not paying attention, UK...

Space debris threatens satellites and we're not paying attention, UK astronomers warn

SPACE debris zipping around the planet at breakneck speeds threatens our active satellites and we need to pay closer attention, a team of UK astronomers has warned. Read more ...

Gender Balance and Inclusive Cultures: A Guide for CEOs

Gender Balance and Inclusive Cultures: A Guide for CEOs

September 23, 2020 The B Team Read more ...