2019-01-01_Discover

January/February 2019^ DISCOVER^3

Contents

JANUARY / FEBRUARY 2019

VOL. 40, NO. 1

DESY, SCIENCE COMMUNICATION LAB

From big advances

in reading ancient

DNA to gene-editing

innovations, from

bold exploration of

our solar system to

tiny medical devices

good enough to eat,

2019 is shaping up

to be a breakthrough

year in science. We

sum up the latest

developments, share

the most memorable

images, and look

further afield at what’s

coming next.

iENVIRONMENT &

CLIMATE P. 32

iGENETICS P. 36

iHUMAN ORIGINS P. 4 0

iFLORA & FAUNA P. 4 4

iSPACE P. 4 8

iARCHAEOLOGY P. 5 4

iMATH P. 5 8

iMEDICINE P. 6 0

iPALEONTOLOGY P. 6 4

iNEUROSCIENCE P. 6 8

iPOLICY P. 74

iCHEMISTRY &

PHYSICS P. 80

iTECH P. 82

COVER: Illustration by Dan Bishop/Discover,

Shutterstock elements by Ievgenii Meyer,

KaiMook Studio 99, Maxim Gaigul

THE STATE OF

SCIENCE

Quasars, like the

one shown in this

artist’s rendering,

are supermassive

black holes that emit

a narrow, high-energy

jet of matter into space.

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