sciencealert.com

shootwhatsmyname, to astronomy in Man Uses Strange Rock as Doorstop For Decades. It Was Worth a Fortune.
@shootwhatsmyname@lemm.ee avatar

The price tag? $75,000.

Not too bad for an old doorstop.

ChicoSuave, to astronomy in A 'Void' Hurtling Through The Solar System Blew Up Mars' Atmosphere

It’s a strange title but the idea makes sense: when solar winds die down a planet with a magnetic core sees a dramatic increase in its magnetosphere. Pretty cool finding and a good reason for more extraterrestrial satellites.

adespoton, to technology in Physicists May Have Found a Hard Limit on The Performance of Large Quantum Computers

This is a really interesting point; I tried flipping it on its head and the reasoning became even more obvious:

My thought was: “surely we can take advantage of relativistic effects to keep time at a slower pace locally but have it take a short enough time in the referent timeframe.” But in this case, there is a very obvious floor we’re working with: absolute zero. Because making things go relatively faster means making the other things go comparatively slower, and 0 is as slow as you can go. If subatomic particles have no movement, there’s nothing to measure, literally.

As a result, there is a very specific bound on timekeeping measurements no matter how you try to finesse things, with the amount of energy required to make minor improvements ramping up exponentially as that floor is approached.

In order to get around this, we’d have to come up with a different way to do error correction and results measurement, and I’m not sure there is one.

em2, to biodiversity in First Sighting: Pregnant Megamouth Shark Washes Up in The Philippines
@em2@lemmy.ml avatar

I wonder if it beached due to the 5.9 earthquake they had the other day.

HumbleHobo, to tech in Physicists May Have Found a Hard Limit on The Performance of Large Quantum Computers
@HumbleHobo@beehaw.org avatar

Summary: Measuring time is important when measuring a large number of quantum bits, and so there’s a constant race toward precision timekeeping. The article ends saying that component quality is more of a factor than the measurement of time (for now), but in the future potential advancements in quantum computing might be able to “buy time” in this arena and reduce errors in some future advancement.

aodhsishaj, to technology in Physicists May Have Found a Hard Limit on The Performance of Large Quantum Computers

TL: DR Planck time is hard.

kalkulat, to astronomy in Astronomers Spot a Disk Orbiting a Star in Another Galaxy For The First Time Ever
@kalkulat@lemmy.world avatar

Aw shucks, for ‘disc’ I read ‘planet’. And ‘Large Magellanic Cloud’ is a close neighbor. But hey, it’s a start.

Ghyste, to astronomy in Astronomers Spot a Disk Orbiting a Star in Another Galaxy For The First Time Ever

Discworld is real! Need better resolution to see Atuin and the elephants.

smuuthbrane, to astronomy in Astronomers Spot a Disk Orbiting a Star in Another Galaxy For The First Time Ever
@smuuthbrane@sh.itjust.works avatar

Tease, had me thinking they’d found a Type II civilization.

TubeTalkerX, to astronomy in China's Mars Lander Detects Subsurface Geometrical Shapes in Scientific First

Start the Reactor Quaid….

DavidGarcia, to astronomy in China's Mars Lander Detects Subsurface Geometrical Shapes in Scientific First

isn’t any shape a geometrical shape? title could have been “China’s Mars Lander Detects Subsurface Thingy”

AstridWipenaugh, to astronomy in China's Mars Lander Detects Subsurface Geometrical Shapes in Scientific First

saying they identified irregular polygonal wedges located at a depth of about 35 meters all along the robot’s journey.

So like a spaceship graveyard from the Great Star War of 4990 BC?

DigitalTraveler42,

More like cave systems or even continental outlines most likely.

TheButtonJustSpins, to science in Electricity Seen Flowing Like Liquid in Strange Metals

Discovered late last century

Nope, don’t like that.

metallic_z3r0,

It’s been almost a quarter century since the last century. Might as well get used to it.

Spacehooks, to science in Honeybees Suffer Unnecessarily in Human-Made Hives, Study Finds

Animals cluster together when cold to stay warm also happen to feel pain from cold. So forcing them to be cold might be a problem. Makes sense. The issue with this is if the researchers wanted actual change they need to explain how this effects the bottom line such as productivity. Otherwise, corpos will not care.

RobotToaster,

It sounds like at least part of the solution is to stop refrigerating hives, which will save money at least.

Spacehooks,

I know Jack on this subject but it seems they also do it for the mites. Which probably also impact production.

Hirom, to science in Honeybees Suffer Unnecessarily in Human-Made Hives, Study Finds

I wonder how this affects bee survival rate.

If some producers don’t pay attention to bee welfare, they probably care about survival rate.

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