It may have been snowing on Mars 400,000 years ago
China’s Zhurong rover has found evidence for liquid water on the surface of Mars – and it probably began as snow or frost that melted into sand dunes
Category: news
Energy drinks could cause less dental damage with a simple addition
The acidity of drinks like Red Bull can erode dental enamel, but a lab experiment suggests this could be avoided via calcium fortification
Notre Dame fire revealed cathedral’s innovative use of iron
The 2019 fire at the Notre Dame Cathedral in Paris unexpectedly led to discovery of the building’s use of iron staple reinforcements throughout its st
Google tool makes AI-generated writing easily detectable
Google DeepMind has been using its AI watermarking method on Gemini chatbot responses for months – and now it’s making the tool available to any AI de
Leukaemia drug shows promise at treating breast cancer once it spreads
A drug that is commonly used to treat chronic myeloid leukaemia stopped the most common type of breast cancer cells from dividing after they had sprea
Time appears to run five times slower in the early universe
A phenomenon called cosmological time dilation means that events taking place in the early universe seem to evolve slower than those today
Stress makes us age faster but the effects can be reversed
Your biological age – a measure based on markers on your DNA, rather than your number of birthdays – can rise and fall in relation to stressful events
Oxygen on early Earth may have come from quartz crushed by earthquakes
Billions of years ago, crushed quartz reacting with water could have created the conditions needed for the evolution of the photosynthetic microbes re
Thylacine’s genome provides clues about why it went extinct
A comparison of the thylacine’s genome to other marsupials has revealed that the creatures lost genetic diversity long before humans and dingoes arriv
ADHD drugs reduce risk of criminal behaviour, drug abuse and accidents
A study of 150,000 people with ADHD in Sweden confirms that drugs taken to manage the condition have wider benefits beyond improving immediate symptom