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MEDICINE: SCIENTISTS DISCOVER WHY SPACE TRAVEL WEAKENS ASTRONAUTS' IMMUNE SYSTEMS
BBC Science Focus
|August 2023
Astronauts routinely break out in rashes or get ill while aboard the International Space Station. Now we know why
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A new study shows that space travel changes how the genes in our white blood cells work, preventing them from recognising and combating infections.
"These results are important considerations of the risks to health during spaceflight and space exploration," Myles Harris, coordinator of the Space Health Risks Research Group at University College London, who was not involved in the study, told BBC Science Focus.
Denne historien er fra August 2023-utgaven av BBC Science Focus.
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BBC Science Focus
DOES MY DOG HAVE ADHD?
Officially, Attention-Deficit Hyperactivity Disorder (ADHD) is a human condition. People are diagnosed with it. Dogs are not. Yet many of its core features, including hyperactivity, impulsivity and distractibility, can be found in dogs.
1 min
March 2026
BBC Science Focus
DOES MY BRAIN LIVE A LITTLE IN THE PAST?
Yes, your brain does live a little in the past. It can't help it. The information it receives via your senses is always a little out of date. Whether it's light entering the retinas in your eyes, or sounds vibrating the hairs in your ears, it not only takes time for the data to arrive, but your brain then has to process it.
2 mins
March 2026
BBC Science Focus
ASTRONOMY FOR BEGINNERS
RETURN OF THE EVENING STAR (VENUS)
1 mins
March 2026
BBC Science Focus
CAN YOU STOP YOUR SENSE OF TASTE DULLING AS YOU AGE?
Sometimes I hear people say that food just doesn't taste the same as they get older. It's tempting to blame this on age, but there are other factors at play, too.
1 mins
March 2026
BBC Science Focus
MICROBIOMES OF THE SUPERAGERS
BY STUDYING THE INCREASING NUMBER OF PEOPLE WHO ARE LIVING BEYOND THEIR 100TH BIRTHDAYS, SCIENTISTS ARE DISCOVERING THAT THE SECRET TO REACHING A RIPE OLD AGE IN RUDE HEALTH MIGHT LIE IN OUR GUTS
8 mins
March 2026
BBC Science Focus
HOW BIG WERE MEDIEVAL WAR HORSES?
You might picture knights charging into battle on towering steeds, but medieval horses were typically no bigger than modern-day ponies.
1 min
March 2026
BBC Science Focus
FORCES OF HABIT
Could new research on setting up healthy habits resuscitate those stuttering New Year resolutions?
3 mins
March 2026
BBC Science Focus
5 DANGERS HIDING IN YOUR PROCESSED FOOD
We all know that ultra-processed foods are bad for us, but what ingredients should we particularly try to avoid? And what are they doing to our bodies?
9 mins
March 2026
BBC Science Focus
Mosquitoes are becoming thirstier for human blood
Habitat loss may be pushing mosquitoes towards human hosts with deadly consequences
1 mins
March 2026
BBC Science Focus
HOW CAN I GET OVER MY EX?
Relationship breakups can be brutal, just look at the popularity of songs like 'Someone Like You' by Adele, or all the covers of 'Cry Me a River' by Julie London.
1 mins
March 2026
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