You may have seen my post about Dreamachine’s amazing brains activities a few days ago. Dreamachine is a wonderful new resource all about the wonders of the brain! The resources include hands on science activities, more than 30 easy to follow lesson plans and even teacher CPD focussed on wellbeing. They are great for both…
The question ‘How old is the Universe?‘ has intrigued astronomers for centuries. The discovery of leftover light from the Big Bang not only supported the Big Bang theory but also allowed scientists to calculate the age of the Universe. The Big Bang is the current accepted theory of how the universe began and the start…
The Big Bang is a theory about how the Universe began. Most scientists believe in the Big Bang theory, which is the current accepted model for the beginning of the Universe. Georges Lemaître first proposed the Big Bang theory in 1927. The theory was supported by Edwin Hubble’s research on cosmological redshift in 1929. What…
The summer solstice is the longest day of the year when the Earth’s North Pole is tilted closest to the sun. There are two solstices each year. One in June and one in December. The time of the solstice is the same all over the planet, but the season depends on where on Earth you…
If you’ve ever visited a beach on a hot day you may have found it to be windier by the sea than it is inland. Sea breezes are caused by convection currents. What is a sea breeze? Sea breezes occur on summer days because land heats up faster than the sea. Warm air rises as…
If you’ve ever blown a dandelion that’s gone to seed, you’ve probably found that the little parachute-like seeds detach easily and seem quite delicate. However, dandelion seed puff balls are stronger than you think! A whole dandelion head can be placed in water and removed again, almost completely undamaged! What happens to a dandelion in…
How many times a day do you yawn? Do you find yourself yawning if someone near you yawns? Do you associate yawning with boredom or tiredness or both? Humans yawn around 7-10 times a day, although I have already yawned 3 times writing this so perhaps if you think about yawning you yawn more… Yawning…
It’s hard to imagine a life without Wi-Fi and all the benefits it brings, but who invented it? Hedy Lamarr and George Antheil Hedy Lamarr (1914-2000 ) and George Antheil (1900 – 1959 ) invented a system which allowed radio waves to jump onto different frequencies. The idea was originally to stop the US Navy’s…
Image of golden gate bridge, a dam and an MRI machine for an article about engineering
The biggest animal that lives in the sea is the blue whale. Blue whales can grow to 30 metres long, weigh up to 200 tonnes and have a heart the size of a small car! The blue whale is also the biggest animal on the planet and the largest animal that has ever lived! Are…
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