How Much Longer Will Exercise Make Me Live?

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There might be some contrarian physiologist I’m neglecting here, but it does not feel controversial to say that, among people who study exercise, there is 100 percent consensus re: working out being good for you. Yet for those of us who have adjusted to feeling physically awful all the time, “good for you” might not…

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https://gizmodo.com/how-much-longer-with-exercise-make-me-live-1834044736

What’s the Oldest Disease?

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Some things never change. Dying terribly from bone cancer, for instance: that’s something humans have been doing from about the beginning of our time. Has it always been like this, or was there some blissful period, in our species’ salad days, in which no one perished from bone cancer? Which sickness has burdened…

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https://gizmodo.com/whats-the-oldest-disease-1833662633

What’s the Least Useful Body Part?

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We’re all familiar with the flashy, big-ticket organs: the heart, the brain, the lungs. Their celebrity often obscures the work—humbler, less heroic, but often no less essential to the maintenance of a life—performed by those organs only doctors know about: the body’s back-up players, pulsing and pumping in relative…

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https://gizmodo.com/whats-the-least-useful-body-part-1833328521

Simulated Mission in Chilean Desert Shows How a Rover Could Detect Life on Mars

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By using the barren Atacama Desert in Chile as a stand-in for Mars, researchers have shown that it’s possible to use an autonomous rover-mounted drill to detect life beneath a desolate surface. Encouragingly, the test resulted in the discovery of a resilient microorganism—exactly the kind of creature that could lurk…

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https://gizmodo.com/simulated-mission-in-chilean-desert-shows-how-a-rover-c-1832928361

Do Dogs Get Headaches?

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From the outside a dog’s life can seem close to ideal, at least at those moments when your desire to do nothing runs up against the imperatives of being alive (going to work, doing dishes, buying food for the dog, etc.). Plus, dogs generally don’t require fistfulls of Advil just to make it through the day. But would…

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https://gizmodo.com/do-dogs-get-headaches-1832867382

Freaky Eight-Letter DNA Could Be the Stuff Aliens Are Made Of

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Conventional DNA is comprised of the familiar A, C, G, and T base pairs, but a newly created genetic system is packed with eight, thus doubling the number of letters normally found in self-replicating molecules. Intriguingly, the new system, dubbed “hachimoji,” could resemble the building blocks of extraterrestrial…

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https://gizmodo.com/freaky-eight-letter-dna-could-be-the-stuff-aliens-are-m-1832823430

How Fast Can You Travel Before It Kills You?

io9

The human body can withstand a lot before giving up and dying: falls from second-story windows, years of fevered substance abuse, wolf attacks, etc. We have a pretty good idea of what it can’t tolerate, but some ways of dying instantly have received less attention than others, and speed is one of these. We’ve all seen…

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https://gizmodo.com/have-fast-can-you-travel-before-it-kills-you-1832524400