Sustainable future Japan's ANA aims for carbon neutrality by 2050

Facing criticism ExxonMobil investor says its climate strategy an 'existential' risk: report

"Nothing short of amazing" NASA's Mars helicopter's third flight goes farther, faster than before

Safe arrival Recycled SpaceX Crew Dragon brings new crew to ISS

Touchdown SpaceX Crew Dragon Endeavour docks with ISS: NASA TV

Reviving native species Hatchery reviving Britain's near-extinct local oysters

New version of jab Pfizer CEO says vaccine to become easier to ship and store

New discoveries 'Creative' genes gave Homo sapiens edge over Neanderthals: study

Slashing greenhouse gas emissions Biden summit brings new hope on climate but hard path ahead

Extinction Rebellion UK jury clears climate activists of damaging Shell offices

Third crew SpaceX launches third crew to ISS on recycled rocket

Japanese car giant Honda aiming for 100% electric vehicles by 2040

Exclusion zone Wild horses flourish in Chernobyl 35 years after explosion

Challenge for humanity The global economic response to climate change: what's the plan?

Emphasising caution Japan rolls out vaccine slowly, despite looming Olympics

Wreaking havoc Brought in by humans, beavers threaten Patagonia forest

Environmental champion Greta Thunberg blasts politicians for 'ignoring' climate crisis

Climate change Biden doubles US emissions cut target as summit lifts climate hopes

Limiting emissions What they're saying at the global climate summit

Earth Day Latin American environmental rights treaty enters into force

Misleading customers New York city sues Exxon, Shell, BP for false advertising on pollution

Space medicine How a space doctor keeps astronauts healthy on the ISS

Ingenuity NASA's Mars helicopter makes second flight

Earth Day commemoration Thai Buddhist sect attempts world record with 330,000 candles

Climate summit South Korea ends aid for coal plants overseas

Rocky start Technical glitch interrupts Macron speech to climate summit

Irreversible consequences 'Doomsday' climate tipping points have wiggle room: study

Greenhouse gas emissions Japan strengthens 2030 emissions cut target

Big picture thinking Arctic sizzled in 2020, the warmest year for Europe too