2020-05-01 iD

contents

Millions of years of evolution have endowed frogs with

amazing attributes and abilities that enable them to

successfully straddle two realms. PAGE 10

It seemed he would stand the test of time upon mighty

legs of marble. But the statue of David has developed

an Achilles’ heel... PAGE 62

Sometimes chaos rides roughshod through history and

culture. But the monuments of civilization can live on

for the sake of posterity. PAGE 34

When it comes to the state of our planet and its urgent

climate problem, action is imperative, because time is

of the essence. PAGE 18

Drones are used for many applications. Thanks to their

speed and maneuverability, it was only a matter of time

before people started racing them. PAGE 66

Talk about the allure of the islands: An enchanting isle

entices a family man to embark on a hunt for forbidden

buried treasure... PAGE 44

COVER

STORY

CSOTOVERRY

CSOTOVERRY

May 2020 4 ideasanddiscoveries.com