The Professor Harry Messel International Science School

ISS2017 Is Coming

2-15 July 2017
Applications open early 2017
Register your interest now!

About the ISS

140 students
Ten countries

Two weeks of amazing science.


Our ISS alumni put together
something special in memory of
Prof Harry Messel.

A life-changing experience

The ISS is unlike anything you've done before

Just ask Xanthe, one of our 2007 alumni

The International Science School — the ISS — is an amazing, all expenses paid two weeks of science at the University of Sydney. Join 140 other top young scientists from years 11 and 12, from around Australia and across the world, for inspiring talks by leading researchers, tours of scientific labs, hands-on experiments and activities, and a packed social program.

  • Get an ISS2017 Reminder

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    ISS2017 is coming: 2-15 July 2017. All science-mad students who will be in years 11 or 12 in 2017 really should apply --- and applications will open early in 2017. So make sure you remember, and register for an email reminder!

  • BIG Videos, BIG Book

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    ISS2015 ran from 28 June to 11 July 2015, and featured talks by cosmologist Lawrence Krauss, NASA astronaut Greg Chamitoff, galaxy explorer Naomi McClure-Griffiths, sleek geek Dr Karl, and so much more. All the lectures from ISS2015 are available to watch online, and you can download a copy of the ISS2015 book — so come and get some BIG science!

  • Farewell, Harry Messel

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    In July this year — in the midst of the 38th ISS program — we received the sad news of the passing of our founder, inspirational figurehead and true force of nature, Professor Harry Messel.