View image of The human brain: size isn't everything (Credit: Zoonar GmbH/Alamy) Brain The surprising power of a tiny brain Bigger is not always better Brain
View image of For plants, light is both a signal and a source of food (Credit: katalinks/Alamy) Plant The plants that see, hear and smell They are aware of what is happening around them Plant
View image of Should viruses count as living things? (Credit: Jezper/Alamy) Life What makes something alive? It is hard to pin down what 'life' actually means Life
View image of A gamma ray burst could cause a mass extinction (Credit: Nasa/Science Photo Library) Space The dangers that come from space Asteroids are not the only threat to life on Earth Space
View image of Arguably there can be no life without cells (Credit: Equinox Graphics Ltd) Life The secret of how life began The answer to one of the biggest questions of all Life
View image of (Credit: Lambada/i Stock) Universe Do you have many doppelgangers? The answer is more spooky than you might think Universe
View image of Woof (Credit: M01229/CC 2.0) Psychology The power of a dog’s mind It can be controlled by a simple trick Psychology
View image of Could we all be living in the Matrix? (Credit: AF Archive/Alamy) Universe Is our Universe just a simulation? The world we live in might not be real Universe
View image of Clay is made up of millions of crystals (Credit: Patrick Landmann/Science Photo Library) Life The birthplace of all life? A common substance could be the key to life Life
View image of 75 million years ago, North America was split in two (Credit: Stocktrek Images Inc/Alamy) Geology How our planet will reshape itself The continents will be completely rearranged Geology
View image of A common vampire bat (Desmodus rotundus) (Credit: Dietmar Nill/naturepl.com) Evolution Why selfishness is so common Truly selfless acts are extremely rare Evolution
View image of Do effects always come after their causes? (Credit: Blend Images/Alamy) Time The quantum origin of time The present may emerge from a 'quantum past' Time
