Popular Mechanics - USA (2021-11 & 2021-12)

IT’S NO LONGER

SCIENCE FICTION—

WE HAVE THE TECHNOLOGY

TO RESURRECT

ANIMALS FROM EXTINCTION.

BUT SHOULD WE?

P.

HOW TO BUILD A BACKYARD CHICKEN COOP / THE POPMECH-APPROVED DESIGN

PLUS: WHICH CHICKENS YOU WANT FOR EGGS, SMALL SPACES, OR AS PETS P. 5 2

NABIRÉ, A NORTHERN WHITE RHINOCEROS (CERATOTHERIUM SIMUM COTTONI) WAS ONE OF THE LAST FIVE NORTHERN WHITE RHINOS LEFT

ON EARTH. SHE DIED ON MONDAY, JULY 27, 2015, JUST ONE WEEK AFTER THIS PHOTO WAS TAKEN AT SAFARI PARK DVŮR KRÁLOVÉ, CZECH REPUBLIC.

WHAT HAPPENS WHEN 2 BLACK HOLES COLLIDE P. 3 6 THE MATH THAT WILL NEUTRALIZE CYBERATTACKS P. 4 0

TESTED

BEST ROBOT

VACUUMS, USB-C

HUBS, GAMES &

TOYS, AND OUR

ALL-TIME FAVORITE

OSCILLATING

MULTITOOL P. 6 8