Our tricky science-themed crossword will get your grey matter churning.
GIVE YOUR BRAIN A WORKOUT
ACROSS
9 Soldier to gauge an auxiliary variable (9) 10 Student rings European about hard legal ambiguity (8) 12 Level of wage increase, say (4) 13 So nice to have reassessed function (6) 14 Two follow ceremony east to doomed city ( 7) 15 Room to turn and mislay plant structure (9) 17 Awfully grey scoop about self-levelling device (9) 18 Try open form of confusion ( 7) 20 Sunset captured by fellow German (6) 21 Old friend gets a stone (4) 24 Greek hero has a cold and takes additives (8) 26 Technophobes did let us work (8) 28 Curse that may be Hippocratic (4) 29 Maroon beach (6) 31 Sue ran behind shopping centre for part of hearing ( 7) 34 Daughter organised help in America for dolphin (9) 36 Developed poor, clear material (9) 38 Hum bits composed about metal ( 7) 39 Skin contains a large binary compound (6) 40 Spots synonym for reckless (4) 41 Quickly take erroneous core prediction (8) 42 Open tidal movement in celestial object (9)
DOWN
1 Replicas constructed of respiratory aperture (8) 2 Country nut (6) 3 Go to lie about unknown study of causation (8) 4 Just like a bear, ruins excursion east (6) 5 Everyone turns green – that produces a reaction (8) 6 Policeman finds chief a crawler (10) 7 I’m returning trunk outside shop ( 7) 8 Consort lost right to perform in reflected light (6) 11 Dismiss insect as a beetle ( 7) 16 Ideal spot to view Thomas More’s vision (6) 19 Understood to be in Latin (5) 20 British and American group of conductors (3) 22 Bit of quiet is heard (5) 23 Venetian island and river have one voice (6) 25 Hate talent displayed by quality of changing matter (6,4) 26 Guided by a small light (3) 27 Spanish city has attachment to old graduate ( 7) 30 Art-lover sculpted the seat with energy (8) 31 I’d remain puzzled by line of longitude (8) 32 Plus arrangement to conceal compound (8) 33 Church has a cure devised for poet ( 7) 35 Left racket to return injury (6) 36 Ruler of state gets terribly hip (6) 37 Hardly overdue bringing back optical instrument (6)