The world's largest plant designed to suck carbon dioxide out of the air and turning it into rock started running on Wednesday, the companies behind the plant said.
The world's largest offshore wind farm has been opened in the North Sea off the west coast of Denmark, the Danish company running the project said on Thursday.
Chinese engineers have completed the structure of what is expected to become the world's highest bridge, local authorities said.
The world's highest bridge opened to traffic in China on Sunday, state media said, capping an engineering feat three years in the making and snatching the record from another bridge in the same province.
She stood motionless on the pavement near Washington's National Mall, beams of late summer sun caressing her sleek body as dozens of men ogled her and made secret wishes.
The world's first floating full-scale offshore wind turbine has been inaugurated in the North Sea off the coast of Norway, Norwegian energy giant StatoilHydro said Tuesday.
Demolition experts blew up Saturday the giant cooling towers of the world's first commercial nuclear power station, 51 years after it was opened in northwest England.
A computer virus dubbed the world's "first cyber superweapon" by experts and which may have been designed to attack Iran's nuclear facilities has found a new target -- China.
The world's first baby has been born using a controversial new technique by US scientists to include DNA from three parents in the embryo, said a report Tuesday.
The world's first flight powered entirely by bio jet fuel will take off next month from Ottawa, the fuel makers announced Thursday.
Norway inaugurated Thursday the gateway to a massive undersea vault for carbon dioxide, a crucial step before opening what its operator calls the first commercial service offering CO2 transport and storage.
A Czech-Polish team said Friday it had discovered the world's deepest underwater cave in the eastern Czech Republic.
Companies should be doing more to protect the world's oceans, including combatting plastic waste pollution, Norway's sovereign wealth fund, the world's biggest, said on Wednesday.
Representatives of the world's 17 biggest carbon polluters kicked off a week of high-stakes talks on climate change Thursday with a discussion at the US State Department.
Global animal, bird and fish populations have plummeted more than two-thirds in less than 50 years due to rampant over-consumption, experts said Thursday in a stark warning to save nature in order to save ourselves.
A UN summit on climate change will see the world "change course" and begin to seriously tackle global warming, UN climate envoy Mary Robinson said Wednesday.
