Novice - Znanost (angleščina)

Your passwords have probably been stolen and sold on the dark web
20. June 2025 (14:00)
Technology reporter Matthew Sparkes thought his passwords and personal data were safe, but a tour of the murkier sides of the internet revealed otherwise (New Scientist)
To understand sunburn, you need to know how UV provokes inflammation
20. June 2025 (13:38)
We’ve known for nearly a century that UV radiation is linked to skin cancer, but modern advice about sunburn can be confusing. To understand what works, you need to know what UV really does to your skin (New Scientist)
Dead NASA satellite unexpectedly emits powerful radio pulse
20. June 2025 (13:00)
Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the 1960s (New Scientist)
Our big brains may have evolved because of placental sex hormones
20. June 2025 (02:01)
Unlike other primates, humans are exposed to high levels of placental sex hormones in the womb, which may have shaped our evolutionary brain development (New Scientist)
Your brain tracks your sleep debt – and now we may know how
19. June 2025 (21:00)
A newly identified brain circuit in mice may explain why we sleep longer and deeper after being sleep deprived – and lead to new treatments for sleep conditions (New Scientist)
CAR T-cell therapy could be made in the body of someone with cancer
19. June 2025 (21:00)
Treating types of cancer with CAR T-cell therapy is expensive and inconvenient, but a streamlined approach that creates the therapy within the body could make the intervention cheaper and easier (New Scientist)
Offsetting global fossil fuel stores by planting trees is impossible
19. June 2025 (18:00)
Trees would have to be planted on a vast proportion of global land mass to offset the carbon dioxide emissions from burning the world’s fossil fuel reserves (New Scientist)
Cold sore virus immediately reshapes our genome to boost its growth
19. June 2025 (12:00)
The herpes virus that commonly causes cold sores affects how tightly coiled our DNA is and makes it shrink, all to help itself grow (New Scientist)
Rapamycin seems to boost longevity as effectively as eating less
19. June 2025 (02:01)
Restricting calories has been linked to living longer in many studies, and now it seems that the drug rapamycin has nearly the same effect, at least in animals (New Scientist)
Could natural hydrogen from underground help the UK get to net zero?
19. June 2025 (02:00)
Rocks in some parts of the UK have the potential to produce natural hydrogen, but it remains unclear whether the gas is present in economically viable quantities (New Scientist)