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We now have the technology and knowledge to carry out real-time dream experiments with sleeping participants.
In 1981, Keith Hearne and Stephen Laberge asked dreamers to send “telegrams” to the outside world. More than 30 years later, scientists continue to blaze trails to communicate with the sleeping mind.
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Some dreamers were able to distinguish real words from invented ones by smiling or frowning.
A comparison of dreams shows they play out much differently across various socio-cultural environments.
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Dreaming differs across cultures, and these differences may hold the clue to how and why dreaming evolved for humans and other species.
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It turns out people who sleep well and those who sleep poorly have different kinds of thoughts before bed.
Some people don’t have the ability to create mental images, a condition called aphantasia, but can still experience visual imagery in their dreams.
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People with aphantasia are unable to deliberately bring to mind mental images. Understanding the mechanisms of aphantasia reveals that different types of cognition exist.
Your brain can imagine things that haven’t happened or that don’t even exist.
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By learning what parts of the brain are crucial for imagination to work, neuroscientists can look back over hundreds of millions of years of evolution to figure out when it first emerged.
Do your eyes play a role in where you look in your dreams?
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Why your eyes move during the REM stage of sleep has puzzled scientists for years. Researchers measured mice brains to look for a possible explanation.
Emile Bernard’s 1888 painting ‘Madeleine in the Bois d'Amour.’
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Your background and life experiences seep into the mind’s eye, quietly shaping whether you believe your dreams can come true.
The dreams of a person without sight since birth can be just as vivid and imaginative as those of someone with normal vision.
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A curious kid asks: what do blind people experience in their dreams?
Octopuses might be able to dream.
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Colour-changing patterns in snoozing octopuses are characteristic of two alternating sleep states.
In our final days, relationships can be resurrected, love revived and forgiveness achieved.
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A hospice doctor spent 10 years studying the end-of-life experiences of over 1,400 terminally ill patients.
Lockdown isn’t easy.
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The level of anger and sadness in our dreams may be related to how much we suffer mentally with social isolation.
Storytelling and empathy – the power of sharing your dreams.
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Listening to other people’s dreams can help to improve your empathy levels.
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At times of anxiety and trauma an increase in unusual or vivid dreams and nightmares is not surprising.
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During times of stress and anxiety we either dream more or remember our dreams more often, as a way of coping with challenging circumstances and new information.
Scientists have a few ideas about where dreams come from – but nobody knows for sure.
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When we are asleep our brain does not switch off. It keeps working, but not as hard.
Does our body “switch off” when we sleep?
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The most interesting part of our body that changes during sleep is our brain.
Dreams are like a forest walkway: there’s no clear sense of direction and you can easily get lost.
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Niamh, age 7, wants to know why we have scary dreams. But after 200 years of study, dreams are still very much a mystery.
Rosie Tasman Napurrurla, Warlpiri 2002, Ngurlu Jukurrpa (‘Grass Seed; Bush Grain Dreaming’), line etching on Hahnemuhle paper.
Warnayaka Art Centre, Lajamanu, and Aboriginal Art Prints Network, Sydney
The theme of this year’s NAIDOC week is “Our Languages Matter”. Aboriginal languages under threat across Australia. Read a Warlpiri introduction to Dreamtime and The Dreaming.
Catching those Z’s.
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Sleep is often overlooked as a treatment for brain injury, but new research could be about to change that.