Robots and magnetic soap: scientists rethink oil spill clean-ups
Incidents such as ship stranding in Mauritius stress need for quick and effective solutions
Medical experts v anti-vaxxers: the Covid-19 information battle
Scientists face potential struggle to convince people of vaccine safety as celebrities join misinformation chorus
Tesla review – portrait of an inventor out of step with his time
Ethan Hawke and Kyle MacLachlan star in Michael Almereyda’s humorous and ambitious film about the under-appreciated visionary
This ‘moonshot’ hype only illustrates No 10’s obsession with tech hyperbole
This narrative serves only as a distraction, says science and technology writer Gemma Milne
Are Elon Musk’s ‘megaconstellations’ a blight on the night sky?
Satellite constellations open up a world of technological possibility. But do they degrade the astronomical landscape?
Space Dogs review – cosmic canine mission lacks gravity
Soviet archive film is juxtaposed with inane modern footage of Moscow strays, marring what might have been an insightful documentary about animal cruelty in the name of exploration
‘Humanities graduates are just as employable’: do the sciences really lead to more jobs?
The UK government wants more students to study science subjects – but employers want humanities graduates too
AI standards launched to help tackle problem of overhyped studies
New guidelines aimed at ensuring AI research is of same quality as that in other fields
Don’t be brainwashed – Elon Musk’s ‘bionic pig’ is just a publicity stunt
The billionaire entrepreneur loves to make headline-grabbing claims, but behind the hype his innovations are often underwhelming, writes Arwa Mahdawi
The man who tried to contact aliens from his grandma’s living room
A new documentary follows the 30-year cosmic quest by US space enthusiast John Shepherd. What drove him to beam messages and music, from Can to Coltrane, into space?
Scientists create 3D-printed buildings from soil
Eco-friendly technology could potentially replace concrete and revolutionise sector
Vijay Sawant obituary
Other lives: Scientist who put his expertise into the technology used to design ice-creams
Allissa Richardson: ‘It’s telling that we’re OK with showing black people dying’
The author and academic on why smartphones have been a game changer in African Americans’ struggle against police brutality – and the ethics of sharing violent images
Sputnik review – smart Soviet-era sci-fi chiller
The alien is the least of the horrors in Egor Abramenko’s gripping suspense, set in an 80s army facility with an unwanted visitor
The Guardian view on artificial intelligence’s revolution: learning but not as we know it
Editorial: GPT-3, the software behind the world’s best non-human writer, is a giant step forward for machines. What about humanity?