Environment

Scientists say a group living in the Araguaia River, Brazil has been isolated from other varieties for more than two million years

Tancock ready to set the early pace

Just because Liam Tancock has swum 50 metres on his back faster than anyone in history does not make the Devonian a favourite to reach the podium here in Beijing. For a start, there is no 50m backstroke on the Olympics schedule. The 23-year-old will compete in the 100m, the heats starting today at 8.08pm (1.08pm in the UK).

What does our financial future have to do with the price of fish? Everything, according to this Hastings boozer

The Dolphin Inn, 12 Rock-a-Nore Road, Hastings, East Sussex, tel: 01424 431 197

Hi-tech 'pinger' to save dolphins from fishing nets

Conservationists in Cornwall are planning to use a hi-tech sonic device in a battle to save the last group of bottlenose dolphins to swim in English waters.

Sailors find dead dolphin in garden

Two sailors were amazed when they woke to find a dead dolphin in the garden of their Dorset home - especially as they live on a steep hill half a mile from the sea.

Wet and wild: Britain's coasts are home to many exotic creatures

Puffins, dolphins, sand lizards, seals - Ifunanya Ifeacho on the species to see and where

The Big Question: What causes dolphins to swim to a point where they become stranded?

It appears that mass strandings are increasing, or are at least more widely reported

'Siren calls' tempt dolphins to their deaths

At least 21 dolphins died yesterday in the biggest mass stranding of marine animals in almost 30 years.

Dolphins stranded in Cornish river

A major rescue operation was under way today after a pod of 15 dolphins became stranded in a river, causing many more to follow them.

Killer whales blamed for decline of Scottish seals

Attacks by killer whales may be helping to drive the sudden and mysterious decline of seals around the northern coasts of Scotland, new research suggests.

Save the whales: How Moko the dolphin came to the rescue of a mother and her calf

The two beached whales were in distress. Rescuers had tried without success to push them back out to sea. It looked as if they would have to be put down. Then Moko the bottlenose dolphin appeared. In an incident that amazed conservationists, the dolphin – apparently responding to the whales' distress calls – led them to safety.

Scottish dolphins 'at risk from oil drilling'

The future of Britain's most famous dolphins is at risk from oil and gas exploration, conservationists say.

Last Night's TV: Give me plain Jane, not soft porn

Sense and Sensibility, BBC1; Jam and Jerusalem, BBC1

The 5-Minute Interview: Peter Ackroyd, Writer

'The ideal night out for me is writing. I can write anywhere'
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Independent Travel
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
NHS struggling to monitor the safety and efficacy of its services outsourced to private providers

Who's monitoring the outsourced NHS services?

A report finds that private firms are not being properly assessed for their quality of care
Zac Goldsmith: 'I'll trigger a by-election over Heathrow'

Zac Goldsmith: 'I'll trigger a by-election over Heathrow'

The Tory MP said he did not want to stand again unless his party's manifesto ruled out a third runway. But he's doing so. Watch this space
How do Greek voters feel about Syriza's backtracking on its anti-austerity pledge?

How do Greeks feel about Syriza?

Five voters from different backgrounds tell us what they expect from Syriza's charismatic leader Alexis Tsipras
From Iraq to Libya and Syria: The wars that come back to haunt us

The wars that come back to haunt us

David Cameron should not escape blame for his role in conflicts that are still raging, argues Patrick Cockburn
Sam Baker and Lauren Laverne: Too busy to surf? Head to The Pool

Too busy to surf? Head to The Pool

A new website is trying to declutter the internet to help busy women. Holly Williams meets the founders
Heston Blumenthal to cook up a spice odyssey for British astronaut manning the International Space Station

UK's Major Tum to blast off on a spice odyssey

Nothing but the best for British astronaut as chef Heston Blumenthal cooks up his rations
John Harrison's 'longitude' clock sets new record - 300 years on

‘Longitude’ clock sets new record - 300 years on

Greenwich horologists celebrate as it keeps to within a second of real time over a 100-day test
Fears in the US of being outgunned in the vital propaganda wars by Russia, China - and even Isis - have prompted a rethink on overseas broadcasters

Let the propaganda wars begin - again

'Accurate, objective, comprehensive': that was Voice of America's creed, but now its masters want it to promote US policy, reports Rupert Cornwell
Why Japan's incredible long-distance runners will never win the London Marathon

Japan's incredible long-distance runners

Every year, Japanese long-distance runners post some of the world's fastest times – yet, come next weekend, not a single elite competitor from the country will be at the London Marathon
Why does Tom Drury remain the greatest writer you've never heard of?

Tom Drury: The quiet American

His debut was considered one of the finest novels of the past 50 years, and he is every bit the equal of his contemporaries, Jonathan Franzen, Dave Eggers and David Foster Wallace
You should judge a person by how they peel a potato

You should judge a person by how they peel a potato

Dave Hax's domestic tips are reminiscent of George Orwell's tea routine. The world might need revolution, but we like to sweat the small stuff, says DJ Taylor
Beige is back: The drab car colours of the 1970s are proving popular again

Beige to the future

Flares and flounce are back on catwalks but a revival in ’70s car paintjobs was a stack-heeled step too far – until now
Bill Granger recipes: Our chef's dishes highlight the delicate essence of fresh cheeses

Bill Granger cooks with fresh cheeses

More delicate on the palate, milder, fresh cheeses can also be kinder to the waistline
Aston Villa vs Liverpool: 'This FA Cup run has been wonderful,' says veteran Shay Given

Shay Given: 'This FA Cup run has been wonderful'

The Villa keeper has been overlooked for a long time and has unhappy memories of the national stadium – but he is savouring his chance to play at Wembley
Timeless drama of Championship race in league of its own - Michael Calvin

Michael Calvin's Last Word

Timeless drama of Championship race in league of its own