Articles on Spring

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Spring has sprung, which means it’s hay fever season. From shutterstock.com

How to manage grass pollen exposure this hay fever season: an expert guide

If you get hay fever, minimising your exposure to grass pollen is likely to be useful. Fortunately, it's becoming easier to keep track of the pollen count. But what do you do when it's high?
The math of raindrops. Stefan Holm/shutterstock.com

What happens when a raindrop hits a puddle?

Why does the impact of rain in a puddle look different from when it falls elsewhere, like in a lake or the ocean? A 'puddle equation' dives deep into the secret math of ripples.
If you are bitten by a tick that is infected with Lyme disease, a single dose of antibiotics can prevent an infection from developing, if administered within 72 hours of tick removal. (Shutterstock)

Eek – a tick! What now? This online tool will help

If you are bitten by a tick, you need to find out what species it was, fast. A research team has developed a website to help people in Quebec, Ontario and New Brunswick do just that.
Climate change could make your hay fever much worse, thanks to three times more pollen allergens in the air. Serhiy Kobyakov/Shutterstock

Future hay fever seasons will be worse thanks to climate change

It’s now late spring, with summer just around the corner, and many people with hay fever suffer at this time of year in Australia. Although the cause of this suffering is invisible to us, it is actually…
Watching the sun over a nature reserve in ACT, Australia. Flickr/Andrew

Explainer: what makes the spring equinox?

It’s the time of the equinox or more specifically the spring equinox for us in the southern hemisphere. The equinox is a midpoint. It’s around now that day and night become equal in length (but more about…
Sydney’s September was warmer than its November, a very unusual occurence. Stilgherrian/Flickr

Australia records its warmest spring

The spring of 2013 has been Australia’s warmest on record. Mean temperatures for the season were 1.57C above the 1961-1990 average, surpassing the previous record of 1.43C (set in 2006) by 0.14C. Daytime…

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