IGas Energy's proposed takeover of Dart Energy will see the pair control more than one million licensed acres of shale.
Facts about 'Alien' megamouth shark after 58th specimen caught from depths of over 2.5km last month.
Space agency to send seedlings to moon in 2015 as first stage of plans for Martian greenhouse
Migratory birds such as robins lose internal compass bearings because of humans' electromagnetic noise
The mystery surrounding a tiny Egyptian mummy from 600BC has at least been solved.
Scientists have discovered 14 new species of frogs, known as Micrixalidae, which 'foot-flag' to attract mates.
MIT/Harvard-Smithsonian scientists show 13 billion years of history in six minute YouTube video.
Shark bites inflatable boat carrying MaxAnimal Productions film crew.
British planetary scientist Colin Pillinger has died aged 70 after suffering a brain haemorrhage.
Astronomers from the University of Utah have discovered a hypervelocity star LAMOST–HVS1.
Best photos of the day: 8 May 2014.
An influential committee has warned the UK government not to hesitate in passing legislation.
The billionaire said the technology to travel at 19000mph will be available sooner than expected.
Newly discovered ancient ring-like structure in Alberta formed by huge meteorite strike
San Diego State University scientists advocate awareness of environmental harm from tobacco product waste.
Secondhand Cold War era Vozvrashchayemyi Apparat capsule and spacesuits under the hammer at Brussels auction house
A Nasa scientist believes that the answer to saving planet earth is not environmentalism but orbiting solar power stations and mining asteroids.
US experts offer forensic DNA technology to reunite Nigerian girls taken by Boko Haram with families.
New dinosaur Qianzhousaurus sinensis, a relative of Tyrannosaurus rex, has been found in Asia.
Archaeologists have discovered a staked body in a dig in Kamien Pomorski, northwestern Poland.
Expert says people lack knowledge and preparation for extraterrestrial intelligence
Meteor shower peaking on 23 and 24 May has potential to produce 1,000 meteors per hour
Second Ever Specimen Caught in Gulf of Mexico
Sea level rise would put coastal cities such as Mumbai, Tokyo or New York at risk.
Italian computer engineer solves 150-year-old mystery inside Homer's Odyssey.
Climate change to significantly increase the risk of unhealthy summertime ozone levels for Americans.
Best photos of the day: 6 May 2014.
A protein found in the blood of young mice can cure diseases like Alzheimer's and diastolic heart failure in humans.
Nasa has supplied a portable plant growth unit to ISS to grow lettuce for astronauts on board.
Expanding far-eastern demand for shark fin soup believed to be behind recent surge in numbers killed.