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Tuesday, October 26, 2021
NASA SLS rocket test

NASA’s SLS rocket finally passes its ignition test

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Well, Boeing and NASA have finally gotten the SLS rocket's central core to pass its ignition test. 499.6 seconds of ignition of its four Aerojet Rocketdyne RS-25 engines attest...
Plants

Why are plants green?

When sunlight shining on a leaf changes rapidly, plants must protect themselves from the ensuing sudden surges of solar energy. To cope with these changes, photosynthetic organisms — from...
Poniua ena

Astronomers have discovered the second-most distant monster black hole ever found

Poniua'ena is only the second quasar yet detected at a distance calculated at a cosmological redshift greater than 7.5 and it hosts a black hole twice as large as...
Zealand

Is New Zealand a different continent from Australia?

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New Zealand has its own continent. This is New Zealand, also known as Zeeland or Tasmantis, a gigantic mass of continental crust with more or less a surface that...
Verkhoyansk

38 degrees Celsius (100,4º F) in the middle of the Arctic Circle?

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Verkhoyansk is a mass of houses about 5,000 kilometers from Moscow in the middle of the Arctic Circle. With 1200 stable inhabitants it is known to be one of...
Kepler Telescope

How many Earth-like planets are in the habitable zone of its star in our...

To be considered Earth-like, a planet must be rocky, roughly Earth-sized and orbiting Sun-like (G-type) stars. It also has to orbit in the habitable zones of its star--the range...
Robot with artificial brain

Do artificial brains need to sleep … and have dreams?

No one can say whether androids will dream of electric sheep, but they will almost certainly need periods of rest that offer benefits similar to those that sleep provides...
Falcon 9 launch

SpaceX deploys 60 Starlink satellites with a reused Falcon 9 rocket

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SpaceX has completed the second launch of a Falcon 9 in just four days, taking into account the one we witnessed on Saturday and this one made on Wednesday...
Exercise cleans-up muscles

The death marker protein cleans up your muscles after exercise

Researchers at the University of Copenhagen's Department of Nutrition, Exercise and Sports have demonstrated that physical activity prompts a clean-up of muscles as the protein Ubiquitin tags onto worn-out...
LauncherOne launch fail

Virgin Orbit fails its first test to launch its LauncherOne into space

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Virgin Orbit, Richard Branson's company that seeks to launch a rocket from the air, failed its first test in orbit. After flying a modified Boeing 747, the company was...
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Casio F-91W Sensor Watch

The legendary Casio F-91W are back in fashion thanks to Open Source hardware

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It is one of the best-selling watches in the world, and despite being launched more than 30 years ago, the Casio F-91W continues to...
Thevetia ahouai

Two children, 3 and 5 years old, die after being poisoned by eating a...

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Two children aged 3 and 5 have died in Montecitos, Colombia, after mistakenly ingesting some fruits that turned out to be poisonous. The children...
Visual Studio Code

Visual Studio Code, Microsoft’s code editor, now has a web version

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The Microsoft team announced this week that Visual Studio Code is now available from the web browser. Yes, you will be able to use Microsoft's...
Apple sounds videoclip

Start Up, a video clip with 45 years of “Apple sounds”.

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In this fantastic, very careful and meticulous video clip produced by Apple, 45 years of "Apple sounds" so characteristic and familiar that anyone who...
Geforce RTX 3080

You’ll be able to play at 4K and 120 fps on Android with NVIDIA...

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Streaming gaming has established itself as one of the alternatives of the present, rather than a crazy idea for the future. Platforms like Stadia,...
Google Play Store

Google Play reduces the fee it charges for subscriptions

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The Google team announced new measures aimed at encouraging developers to continue betting on Google Play. Among the novelties, changes were mentioned in relation to...
Disco

Fear of syringes on British dance floors

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Layla, not her real name, was dancing in a Nottingham club when she suddenly felt "a pinch" in the back of her arm. She...

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