News An aerial picture of the Grand Canyon in Arizona from around 30,000 feet (10,000m)

It was thought that the global landmark was perhaps 70million years old

Travel By Numbers: Easter Island

Greg Fountain picks apart the mysterious Polynesian island

Nasa joins Houston orchestra for Planets special

A "great performers" season, showcasing the Barbican’s classical music programme, will kick off this autumn as the Houston Symphony play Gustav Holst’s symphonic classic The Planets on 16 October.

The Hidden Landscape, By Richard Fortey

The many fans of Richard Fortey's Dry Store Room No.1, about the outlandish denizens of the Natural History Museum, should try this rather more sober but engaging ramble round Britain's geological marvels. They would learn that the division between north and south was once more marked than it is today.

Douglas Bassett: Geologist who became an inspirational Director of the National Museum of Wales

One of the most distinguished Directors of the National Museum of Wales in recent years, Douglas Bassett was by training a geologist and an authority on such matters as the use and conservation of water resources. Among the public bodies which benefited from his expertise were the Welsh Office, the Ordnance Survey and the Nature Conservancy Council, forerunner of the Countryside Council for Wales, which he chaired. He was also a founder member of the National Welsh-American Foundation and its Vice-President between 1996 and 1998.

Evidence of water found on moon

Scientists announced tonight that they have discovered “buckets” of water on the Moon following the analysis of data from a spacecraft that was deliberately crashed into a lunar crater last month.

MP 'deeply hurt' at paper's expense claims

A Tory MP accused of using his Commons expenses to pay more than £100,000 of public money into his own company said today he was "deeply hurt" by the claims.

Nasa bombs the Moon – but where was the fallout?

Unexpected twist in lunar mission to discover frozen water but scientists remain confident of success

Death toll tops 500 after second earthquake

A major rescue operation was under way today after a second powerful earthquake hit the Indonesian island of Sumatra, killing hundreds and leaving thousands trapped in rubble.

Steve Connor: Deadly quakes may have been connected

Tremors in Samoa may have caused critical weakness in fault lines further to the west

DVD: Encounters At The End of the World (U)

Academy award-winning director Werner Herzog's preoccupation with themes of nature, conflict and triumph in troubling conditions leads him to the Antarctic in this warm-hearted documentary.

Where did you get that hat? Secrets of the Easter Island statues

Mystery of the giant headgear on the Easter Island statues has been solved by a team of British archaeologists

Journey to the Centre of the Earth, By Jules Verne trs Frank Wynne

The narrator of this classic novel has a hunger for all things geological and never tires of the company of precious stones. He has the blood of a mineralogist in his veins; his uncle, Professor Lidenbrock, is a professor of mineralogy, and it is his uncle who will be the source of his adventures.

British gem expert hacked to death

A renowned British gem expert has been hacked to death with machetes by a gang of illegal miners who ambushed him in Kenya.

The Selected Works of TS Spivet , By Reif Larsen

The Wild West, freshly sketched

Police give up hunt for Hindley's lost victim

For years, officers hoped this picture would help them find Keith Bennett's body. But now the search is over
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Pompeii, Capri & the Bay of Naples
Seven Cities of Italy
Burgundy, the River Rhone & Provence
Prague, Budapest and Vienna
Lake Garda
Minoan Crete and Santorini
Prices correct as of 17 April 2015
General Election 2015: Chuka Umunna on the benefits of immigration, humility – and his leader Ed Miliband

Chuka Umunna: A virus of racism runs through Ukip

The shadow business secretary on the benefits of immigration, humility – and his leader Ed Miliband
Yemen crisis: This exotic war will soon become Europe's problem

Yemen's exotic war will soon affect Europe

Terrorism and boatloads of desperate migrants will be the outcome of the Saudi air campaign, says Patrick Cockburn
Marginal Streets project aims to document voters in the run-up to the General Election

Marginal Streets project documents voters

Independent photographers Joseph Fox and Orlando Gili are uploading two portraits of constituents to their website for each day of the campaign
Game of Thrones: Visit the real-life kingdom of Westeros to see where violent history ends and telly tourism begins

The real-life kingdom of Westeros

Is there something a little uncomfortable about Game of Thrones shooting in Northern Ireland?
How to survive a social-media mauling, by the tough women of Twitter

How to survive a Twitter mauling

Mary Beard, Caroline Criado-Perez, Louise Mensch, Bunny La Roche and Courtney Barrasford reveal how to trounce the trolls
Gallipoli centenary: At dawn, the young remember the young who perished in one of the First World War's bloodiest battles

At dawn, the young remember the young

A century ago, soldiers of the Empire – many no more than boys – spilt on to Gallipoli’s beaches. On this 100th Anzac Day, there are personal, poetic tributes to their sacrifice
Dissent is slowly building against the billions spent on presidential campaigns – even among politicians themselves

Follow the money as never before

Dissent is slowly building against the billions spent on presidential campaigns – even among politicians themselves, reports Rupert Cornwell
Samuel West interview: The actor and director on austerity, unionisation, and not mentioning his famous parents

Samuel West interview

The actor and director on austerity, unionisation, and not mentioning his famous parents
General Election 2015: Imagine if the leading political parties were fashion labels

Imagine if the leading political parties were fashion labels

Fashion editor, Alexander Fury, on what the leaders' appearances tell us about them
Phumzile Mlambo-Ngcuka: Home can be the unsafest place for women

Phumzile Mlambo-Ngcuka: Home can be the unsafest place for women

The architect of the HeForShe movement and head of UN Women on the world's failure to combat domestic violence
Public relations as 'art'? Surely not

Confessions of a former PR man

The 'art' of public relations is being celebrated by the V&A museum, triggering some happy memories for DJ Taylor
Bill Granger recipes: Our chef succumbs to his sugar cravings with super-luxurious sweet treats

Bill Granger's luxurious sweet treats

Our chef loves to stop for 30 minutes to catch up on the day's gossip, while nibbling on something sweet
London Marathon 2015: Paula Radcliffe and the mother of all goodbyes

The mother of all goodbyes

Paula Radcliffe's farewell to the London Marathon will be a family affair
Everton vs Manchester United: Steven Naismith demands 'better' if Toffees are to upset the odds against United

Steven Naismith: 'We know we must do better'

The Everton forward explains the reasons behind club's decline this season
Arsenal vs Chelsea: Praise to Arsene Wenger for having the courage of his convictions

Michael Calvin's Last Word

Praise to Wenger for having the courage of his convictions