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30 – Should I stay or should I go?

Worried what people are saying about your party? You’d better be

32 – Dear universe …

If the creator wanted to leave us a message, where would it be?

34 – A happy tedium

Go on, indulge yourself. Have a dull day

38 – As hot as ice

Sounds strange doesn’t it? But ice doesn’t have to be freezing

40 – Flogging a dead horse

The harder advertisers strive to get your attention, the more your brain ignores them. Hurrah!

42 – How clean is your mouse?

Your workspace is seething with myriad mites, microbes and moulds

45 – Stuck on you

Just why is sudoku so horribly addictive?

48 – Whose gift is it anyway?

If Santa leaves e-money in your stocking this year, make sure you read the small print

50 – Brainwave boogie-woogie

Improvisation takes on a whole new meaning when you dance to the sound of your own brain

52 – Walk on the wild side

If your feet are literally killing you, it’s time to get some rough trail therapy

54 – Savour the flavour

The complex aroma of your festive booze owes as much to physics as to what’s in the glass

56 – Animal superpowers

Some animals really can do amazing things. And now we can copy them

60 – Who dares, spins

A pitcher plant’s trap makes the perfect base for a commando spider, so long as it can get back out

62 – Highway heaven

A tangle of tarmac has mathematicians waxing lyrical. So why do the locals want to pull it down?

64 – A crackling mystery

What do burning logs, candy wrappers and magnets have in common?