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NASA Tests Atomic Clock for Deep Space Navigation

“In deep space, accurate timekeeping is vital to navigation, but many spacecraft lack precise timepieces on board. For 20 years, NASA’s Jet Propulsion Laboratory in Pasadena, California, has been perfecting a clock. It’s not a wristwatch; not something …

New Clues to Compositions of TRAPPIST-1 Planets

“The seven Earth-size planets of TRAPPIST-1 are all mostly made of rock, with some having the potential to hold more water than Earth, according to a new study published in the journal Astronomy and Astrophysics. The planets’ densities, now …

Serious shortcomings in aging tests of new solar cell materials

“Researchers at Aalto University have found that only a fraction of stability tests done on new types of solar cells meet proper requirements. Tests lack common standards and should have been done in real-world conditions and in groups of several …

Teaching Machines to Learn by Themselves

“Picture yourself trying to build a machine to detect email spam. You might start with simple rules that identify key words such as “drugs,” for instance. Of course, some legitimate emails could contain those key words, so you add rules …

Advances in fabricating nanocrystalline diamonds to study materials under extreme conditions

“Using a nanocrystalline diamond built by plasma vapor deposition, Yogesh Vohra, Ph.D., has already produced a pressure nearly two times greater than that found at the center of the Earth. Now he reports, in a study published in Scientific …

Affordable Alexa Enabled IOT

“Create smart home devices with affordable prices and easy DIY installation to make the smart home dream come true for everybody. Home is a special place, a sanctuary place of rest, comfort and belonging. It’s where families unite and …

Ampere SoC Designed for Cloud Computing Comes with 32 ARMv8 Cores @ 3.3 GHz, Supports up to 1TB RAM

“Ampere is a brand new company that has just launched to “address memory performance, cost, space and power constraints for emerging hyperscale cloud applications and next-generation data centers”, and whose founders include Renee James (CEO), former president of Intel, among …

Astable Multivibrator Using 555 Timer | Diy | Step By Step

“Hi Today Instructable is very simple and easy to build ASTABLE Multivibrator CircuitA Complete Step By Step Video Tutorial is also given in the video below. Astable Multivibrator mode of 555 timer IC is also called Free running or self-triggering …

Beyond silicon: researchers solve a materials mystery key to next-generation electronic devices

“Lennon and McCartney. Abbott and Costello. Peanut butter and jelly. Think of one half of any famous duo, and the other half likely comes to mind. Not only do they complement each other, but together they work better. The same …

Collective disentanglement of entangled polymers

“LMU researchers have disproven the conventional theory used to explain the dynamics of polymer solutions. They show that for biopolymers collective effects facilitate chain mobility, which is reminiscent of the behavior of glass-like materials. What do silk threads, plastics and …