Â鶹´«Ã½

Quick Crossword #34

Tell us what you think at crossword@newscientist.com

Across

5 Event paired with an equal and opposite reaction (6)

7 2012, or 2016, or 2020… (4, 4)

9 10¹² (8)

10 Meteor seeming to originate from the constellation of Leo (6)

11 US chemist after whom element 106 was named (5, 7)

13 Property measured in joules (6)

15 K (6)

18 Dry chemical leavening agent (in cookery) (6, 6)

21 Tool for applying torque (6)

22 Automobile marque formally launched in 1902 (8)

23 Electronic musical instrument patented in 1928 (8)

24 Geological epoch that came after the Palaeocene (6)

Down

1 Pertaining to space between Earth and the moon (8)

2 Type of metamorphic rock (6)

3 Float valve (8)

4 Cybernetic organism (6)

6 ___ parakeet, neotropical bird declared extinct in 1939 (8)

7 Involving measurement in one dimension only (6)

8 X or y, typically (4)

12 8th prime number (8)

14 Japanese city, noted for biotechnology (8)

16 Ernest ___, nuclear scientist after whom element 103 was named (8)

17 Part of a sundial (6)

18 Base-2 (6)

19 Unit of length of about 31×10¹² kilometres (6)

20 Curved structure (4)

To download a printable version of the crossword click here

Next week there will be another quick crossword by Richard Smyth, followed by a moon-themed cryptic crossword on 13 July.