Cows fed small amount of seaweed burp 86 per cent less methane in trial

Cows fed small amount of seaweed burp 86 per cent less methane in trial

Author: Nick Kilvert
Source: ABC News
Date: 18/3/21
    Feeding cattle a small amount of a seaweed species found in Australia has been shown to reduce their methane emissions by up to 86 per cent. Key points: Red seaweed contains a compound that can reduce the production of methane Proponents say it could be the equivalent of rem...
Curious Kids: is time travel possible for humans?

Curious Kids: is time travel possible for humans?

Author: Lucy Strang, Jacqueline Bondell
Source: The Conversation
Date: June 15, 2020
Lucy Strang, University of Melbourne and Jacqueline Bondell, Swinburne University of Technology Hi Jasmine. I wish! In books and movies, our favourite characters can use “time-turners” and treehouses to travel through time. Unfortunately, it isn’t that easy for people in real life. Let’s l...
Curious Kids: what does the Sun’s core look like?

Curious Kids: what does the Sun’s core look like?

Author: Sara Webb
Source: The Conversation
Date: July 3, 2020
Sara Webb, Swinburne University of Technology We are about to take a journey to the centre of the Sun. The action begins about 148 million kilometres from our planet when we arrive at the Sun’s surface in our space ship. It’s hot here at the surface, about 5,700 degrees Celsius, and the light ...
The burn legacy: why the science on hazard reduction is contested

The burn legacy: why the science on hazard reduction is contested

Author: Kevin Tolhurst
Source: The Conversation
Date: February 20, 2020
When it comes to reducing the extent of bushfires, scientists disagree on the best way to do it. Hazard-reduction burning (also known as “prescribed burning” or “controlled burning”) is controversial and, depending on the scientific paper, it’s shown to either be effective or not work a...
Curious Kids: how do bushfires start?

Curious Kids: how do bushfires start?

Author: David Bowman
Source: The Conversation
Date: May 14, 2019
You probably know that bushfires are most likely to start when the weather is hot and dry. Bushfires, like all fires, require three ingredients: oxygen, heat, and fuel. These are the elements that make up the “fire triangle”. Oxygen Oxygen is a gas. It is in the air we breathe. About one-fif...
Curious Kids: how do solar panels work?

Curious Kids: how do solar panels work?

Author: Andrew Blakers
Source: The Conversation
Date: 6/11/19
The Sun produces a lot of energy called solar energy. Australia gets 20,000 times more energy from the Sun each day than we do from oil, gas and coal. This solar energy will continue for as long as the Sun lives, which is another 5 billion years. Solar panels are made of solar cells, which is the p...

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