Popular Mechanics South Africa Magazine - January/February 2023
Popular Mechanics South Africa Magazine - January/February 2023
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In this issue
Popular Mechanics January/February 2023
Can a retired rocket engine take us to Mars?
The space shuttle's main engine was mothballed with the programme in 2011. Now NASA believes it's the future of interplanetary travel.
9 mins
6 metre waves. All engines on fire. 1 500 Km from land.
How Flying Tiger 923 and its 'miracle pilot' made an impossible ocean landing.
10 mins
Volkswagen Taigo R-Line 1.0 TSI
The compact proportions make this a delightful daily commuter.
2 mins
Mazda CX-5 2.2 L De Akera AWD
Floor the pedal and overtaking is achieved easily and safely.
1 min
F1 taught me that speed starts with comfort
AS A FAN OF MOTORSPORT, I'M ALWAYS fascinated with the finer details that go into Formula One racing. Piloting the fastest racing cars on the planet subjects drivers to savage forces - up to 6 G's under braking which has led to an almost endless pursuit of comfort.
2 mins
How do you build the world's largest magnet? It's complicated
THE SUPERCONDUCTING E ELECTROMAGNET IS THE 'BEATING HEART' OF THE ITER TOKAMAK- A MAGNETIC CONFINEMENT DEVICE THAT PRODUCES CONTROLLED THERMONUCLEAR FUSION POWER.
4 mins
What happens when two black holes collide?
FOR THE FIRST TIME, WE'VE OBSERVED A 50-YEAR-OLD theorem from Stephen Hawking in the natural world. Scientists from the Massachusetts Institute of Technology (MIT), California Institute of Technology, Cornell University, and Stony Brook University analysed the gravitational wave data of two inspiralling black holes. What they found in the collision proved Hawking's Area Theorem: The area of a black hole's event horizon cannot shrink.
3 mins
The key to finding this 'impossible' material might be a nuclear explosion
A DECADES-LONG QUEST TO FIND A quasicrystals - a crystal-like material with a seemingly impossible structure - has led researchers to an unlikely location: the site of the Trinity test, the first atomic bomb blast.
3 mins
Did the US lose a crucial testing ground when it left Afghanistan?
THE ADVANTAGES OF UAVS ARE RENDERED USELESS IN THE CONTEXT OF AN ENEMY THAT CAN CUT THE LINK BETWEEN OPERATOR AND AIRCRAFT.
3 mins
Drill Master
For cordless versatility, the Slammer Hammer from WORX is a powerhouse drill for all occasions.
3 mins
Volkswagen Polo GTI 2.0 TSI 147 kW
Opinions on cars we've driven
2 mins
The radioactive diamond battery that will run for 28 000 years
MACHINES
4 mins
The Pentagon wants to launch a nuclear thermal rocket in 4 years
MILITARY TECH
4 mins
How to safely enter a black hole
Supermassive black holes are ideal for visiting, but 1 in 1 000, as illustrated, have dangerous accretion discs and blast jets of particles at near light speed.
4 mins
The age of mammals
The Rise and Reign of the Mammals is a book that tells us not only about the past, but about our future as a species too.
2 mins
Elizabeth Ann is the first clone of a US endangered species. She was 33 years in the making
For the first time, scientists have created a clone of an endangered US species - a black-footed ferret named Elizabeth Ann. The researchers used cells from a donor that had been dead for more than 30 years, and the procedure's success could mean not only rescue for one of North America's most endangered mammals, but a watershed moment in conservation biology.
4 mins
Long-Tongued Flies: Bold Pollinators of Namaqualand
The recent discovery of a new fly species deepens our understanding of what it’ll take to conserve a bevy of endemic long tubed flower species in Namaqualand. But still, there are far more questions than answers.
4 mins
Can America's Fastest Super-Computer Defeat Covid for Good?
Marti Head, PhD, had a bad feeling. It was mid-February of 2020. She'd just returned to her home in Tennessee from a work trip. Somewhere, probably in an airport, she'd picked up what she thought was just a cold.
10+ mins
Toyota Corolla Cross 1.8 Hybrid
GLOBALLY, IT'S ONE of the most widely known car model names. Hear the word "Toyota' in South Africa, and you'll probably think 'Corolla'or ... Hilux, of course, or both.
2 mins
The US Army's new goggles let soldiers see right through walls
THE US ARMY IS DEVELOPING INTEGRATED Visual Augmentation System (IVAS) goggles for close-combat forces, including mounted and dismounted troops, particularly infantry. The goggles can help soldiers see in the dark, check around corners, and even project digital maps and other data on to the lenses.
3 mins
Winds of Change
Local start-up Brayfoil Technologies is fast becoming an established name in the sustainable energy sector, with their pioneering work creating shape-altering biomimetic blades for wind turbines.
6 mins
Outclass Its Competition
How America's new fighter will
9 mins
Getting a Grip on Grinders
A grinder can be an intimidating power tool. To be more confident and safer while using one, here are some of the most common angle-grinder mistakes, and how best to prevent them.
5 mins
A Grill-top Pizza Oven
What are you building?
4 mins
THE WORLD'S FIRST TACTICAL CHAIR
How a chair designed to survive torpedoes became a timeless icon of industrial design.
5 mins
The truth about the Black Knight conspiracy theory
NASA captured this image during the STS-88 Space Shuttle mission while 396 km above the coast of Namibia and looking north.
5 mins
The smart bulb that gave light a new purpose
YIANNI AND HIS TEAM REALISED THEY WERE ON TO SOMETHING WHEN MANY TESTERS REFUSED TO GIVE THE BULBS BACK. ONE HAD SET THE HUE TO BLINK PINK WHENEVER SHE RECEIVED AN EMAIL FROM FACEBOOK.
4 mins
Keep on Grinding
A grinder is one of the most versatile power tools you can own. Go cordless, and it becomes even more useful. But should you buy a brushed, or a brushless model? We compared two Makita cordless grinders, to help you with your decision.
9 mins
After 500 Years, a Mathematical Principle Has Unlocked Leonardo Da Vinci's Human Heart Mystery
Researchers finally understand the function of a heart feature first described by Leonardo da Vinci 500 years ago. To find the answer, scientists used fractal theory, MRIs, and a lot of computational elbow grease to shed light on muscular structures called trabeculae. Their study, published in Nature, found that this branching, lacy muscle layer plays a part in identifying a patient’s risk of heart disease.
4 mins
While serving time, this inmate became a maths whizz
This inmate used his solitary confinement to learn maths. Now he’s solving the world’s hardest equations.
10+ mins
Popular Mechanics South Africa Magazine Description:
Publisher: Ramsay /Highbury Media
Category: Automotive
Language: English
Frequency: Bi-Monthly
The acknowledged voice of science and technology in South Africa
The South African edition of Popular Mechanics was launched in 2002 and has fast become the acknowledged voice of science and technology in South Africa. Underpinning its rich sci-tech content is an ever-changing mix of articles covering everything from automotive news and outdoor adventures to DIY projects. In essence, it explains how our world works.
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