1

Arrival

2

Heptapod B

3

Sapir-Whorf

4

Hydraulic Lift

5

First Encounter

6

Transmutation at a Distance

7

Around the Clock News

8

Xenolinguistics

9

Ultimatum 1

10

Principle of Least Time 1

11

Hazmat 1

12

Hammers and Nails 1

13

Xenoanthropology 1

14

Non-Zero-Sum Game 1

15

Properties of Explosive Materials 1

16

Escalation 1

17

Decyphering 1

18

One of Twelve 1

19

Rise 2

20

Kangaru