Environment

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

Japanese fishermen transporting slaughtered dolphins in Taiji harbour; the water of the cove is red with the blood of dead animals. Locals brand criticism of the cull 'cultural imperialism'

Taiji Cove dolphins: This slaughter must stop

Those of us who are sickened by what’s happening can be part of the solution

Japanese fishermen transporting slaughtered dolphins in Taiji harbour; the water of the cove is red with the blood of dead animals. Locals brand criticism of the cull 'cultural imperialism'

Taiji Cove dolphins: Japanese government defends 'lawful' slaughter as hunters prepare to kill 200 animals

Hundreds of dolphins are killed in a remote Japanese bay during hunting season. The town argues it is an important tradition, but conservationists maintain the bloody practice is inhumane

Taiji Cove: 250 bottlenose dolphins await slaughter or captivity as selection begins

Conservationists warn the captive selection process will begin again tomorrow

Lonely dolphin 'trying to make friends with humans' after being separated from pod in Australia

A lonely young dolphin is trying to make friends with humans along Australia’s east coast but swimmers are being told to shun the creature.

Indyplus video: The Waterboys

Footage captured for the BBC One documentary Dolphins: Spy in the Pod showed the marine mammals chewing on puffer fish in order to get 'high'

Dolphins ‘deliberately get high’ on puffer fish nerve toxins by carefully chewing and passing them around

Extraordinary scenes filmed for new documentary showing the marine mammals in their natural habitats

Warning of ‘serious flaws’ in economy as debt rises again

Think-tank says recovery based on borrowing risks being unsustainable

Hampshire police investigate financial fraud in Mencap-run care home

Care home residents have been inappropriately charged by staff at one of Britain’s leading charities for products ranging from DVDs to Chinese takeaways.

The video of a dolphin is shocking, but is it just because it reminds us of ourselves?

We like to think of ourselves as better than giving in to our animal urges

A scene from the Oscar-winning documentary ‘The Cove’, showing dolphin hunters off the coast of Taiji

Dolphin killing town in The Cove to open a marine park - and continue annual slaughter

Taiji will continue to hunt small whales and dolphins despite project

The 10 Best autumn activity breaks

From mountain climbing to golfing, here’s a trip for all levels of adventurer

Mine-sweeping US Navy dolphins in Croatia to help comb seabed for unexploded bombs

Team of six bottlenoses will use impeccable hearing and sonar capabilities to mark devices dropped during conflicts in the region

First Penguincam, now Squidcam - and 13 other high-tech animals: BBC engineers create beasts to mimic and spy on sea creatures

Model makers and engineers working for the BBC have created a mechanical shoal disguised as 14 different types of sea creature – each capable of filming underwater.

Dolphin spotted swimming in River Dee in Flintshire

A dolphin is being monitored by a marine rescue charity after chasing fish miles up a Welsh river and arriving into English waters.

Sunfish are seen as a delicacy in Japan, Taiwan and the Korean peninsula

The sunfish also rises in Britain – again

Survey of the nation's coastal waters reveals the first sighting this year of the giant marine animal

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War with Isis: Iraq declares victory in the battle for Tikrit - but militants make make ominous advances in neighbouring Syria's capital

War with Isis

Iraq declares victory in the battle for Tikrit - but militants make make ominous advances in neighbouring Syria
Scientists develop mechanical spring-loaded leg brace to improve walking

A spring in your step?

Scientists develop mechanical leg brace to help take a load off
Peter Ackroyd on Alfred Hitchcock: How London shaped the director's art and obsessions

Peter Ackroyd on Alfred Hitchcock

Ackroyd has devoted his literary career to chronicling the capital and its characters. He tells John Walsh why he chose the master of suspense as his latest subject
Ryan Reynolds interview: The actor is branching out with Nazi art-theft drama Woman in Gold

Ryan Reynolds branches out in Woman in Gold

For every box-office smash in Ryan Reynolds' Hollywood career, there's always been a misconceived let-down. It's time for a rethink and a reboot, the actor tells James Mottram
Why Robin Williams safeguarded himself against a morbid trend in advertising

Stars safeguard against morbid advertising

As film-makers and advertisers make increasing posthumous use of celebrities' images, some stars are finding new ways of ensuring that they rest in peace
The UK horticulture industry is facing a skills crisis - but Great Dixter aims to change all that

UK horticulture industry facing skills crisis

Great Dixter manor house in East Sussex is encouraging people to work in the industry by offering three scholarships a year to students, as well as generous placements
10 best compact cameras

A look through the lens: 10 best compact cameras

If your smartphone won’t quite cut it, it’s time to invest in a new portable gadget
General Election 2015: The masterminds behind the scenes

The masterminds behind the election

How do you get your party leader to embrace a message and then stick to it? By employing these people
Machine Gun America: The amusement park where teenagers go to shoot a huge range of automatic weapons

Machine Gun America

The amusement park where teenagers go to shoot a huge range of automatic weapons
The ethics of pet food: Why are we are so selective in how we show animals our love?

The ethics of pet food

Why are we are so selective in how we show animals our love?
How Tansy Davies turned 9/11 into her opera 'Between Worlds'

How a composer turned 9/11 into her opera 'Between Worlds'

Tansy Davies makes her operatic debut with a work about the attack on the Twin Towers. Despite the topic, she says it is a life-affirming piece
11 best bedside tables

11 best bedside tables

It could be the first thing you see in the morning, so make it work for you. We find night stands, tables and cabinets to wake up to
Italy vs England player ratings: Did Andros Townsend's goal see him beat Harry Kane and Wayne Rooney to top marks?

Italy vs England player ratings

Did Townsend's goal see him beat Kane and Rooney to top marks?
Danny Higginbotham: An underdog's tale of making the most of it

An underdog's tale of making the most of it

Danny Higginbotham on being let go by Manchester United, annoying Gordon Strachan, utilising his talents to the full at Stoke and plunging into the world of analysis
Audley Harrison's abusers forget the debt he's due, but Errol Christie will always remember what he owes the police

Steve Bunce: Inside Boxing

Audley Harrison's abusers forget the debt he's due, but Errol Christie will always remember what he owes the police