NASA’s Roman Space Telescope could reveal dark energy’s deepest secrets
This is the stubbornly mysterioussomethingthat’s causing the universe’s expansion to accelerate over time. Now, nearly three decades after dark energy’s discovery, astronomers are letting themselves
» readHot weather in the UK is now almost as deadly as a cold snap
Winter has traditionally been the most deadly season in the UK. But that is changing, thanks to searing summer heatwaves, with the number of heat-related deaths in England and Wales each year now
» readScientists may have found a shortcut to calorie restriction’s anti-aging benefits
Reducing calorie intake has extended lifespan in animals including mice, rhesus monkeys, and fruit flies. In some studies, the animals also remained healthier for longer.
» readDiagnostic dilemma: A man tried to self-treat his incontinence by gluing his urethra shut
The symptoms:The man visited an outpatient clinic after a week of experiencing extreme discomfort during urination and pain above his pubic bone. His urine stream was weak, and he was unable to empty
» readThe overlooked role of sperm DNA damage in recurrent miscarriage
When heterosexual couples struggling to conceive seek medical assistance, sperm often don’t get as much attention as they should. Standard tests measure sperm count and motility, but this ultimately
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