Voices Ice forms on the shore of the East River due to unusually low temperatures caused by a polar vortex in New York

All 50 US states are below freezing as the polar vortex sworls around North America, shattering temperature records and causing a collective shudder across the continent.

The first cases of norovirus this winter have been reported in Leicester and Southampton hospitals

Norovirus returns: As winter bites, first hospital wards are closed by the vomiting bug

Hospitals in Southampton and Leicester have reported cases of norovirus, with some wards being closed to new patients

Promiscuous mice have 'sexier smelling' sons

Female mice who have to compete for mates produce more desirable sons

Father of a four-year-old boy whose mummified body was found in his mother’s house alerted police, court hears

The father of a four-year-old boy whose mummified body was found in his mother’s house urged police to check on the child a year before his death, a court heard today.

Urine is not the best cure for a jellyfish sting

To pee or not to pee? Red Cross says using urine on jellyfish stings won't help

An unexpected boom in the number of jellyfish swarming around our coasts has prompted an unusual warning from the British Red Cross – don’t pee on a jellyfish sting.

Urine is not the best cure for a jellyfish sting

To pee or not to pee? Red Cross says using urine on jellyfish stings won't help

An unexpected boom in the number of jellyfish swarming around our coasts has prompted an unusual warning from the British Red Cross – don’t pee on a jellyfish sting.

Dr Ioannis Ieropoulos inside the Bioenergy laboratory at the BRL, holding a phone powered by a microbial fuel cell stack.

Video: Urine-powered mobile phone charger lets you spend a penny to make a call

New microbial fuel cells contain bacteria that produce electricity from urine as part of their natural life cycle

Delphine Boël claims she was born as the result of a royal affair

Artist claims she is Belgian king’s daughter, court hears

Delphine Boël, 45, wants a Brussels court to order Albert II and two of his three children to undergo blood tests to prove they are related

A student participates in a trial to find a vaccine for avian flu in 2005

Students taking part in clinical trials: What you need to know

You've seen the flyers around campus. Maybe you've wondered what being a medical guinea pig is like? Tom Clarke finds out more

Sylvain Georges

Giro d'Italia: French rider Sylvain Georges fails drugs test

The Ag2r-La Mondiale rider did not start today's 11th stage

What exactly is Mercaptan?

Mercaptan is also known as methanethiol and is a harmless but pungent-smelling gas which has been described as having the stench of rotting cabbages or smelly socks.

Norovirus outbreak over festive period triggers blood shortage

The NHS has made an urgent appeal for O Negative blood donors after the norovirus outbreak and the festive period caused a drop in donations.

How alarming – I lost five years of my life in a flash

The Life Length test is very straightforward. They draw some blood and you complete a short questionnaire

The cruise ship from hell: Passengers told to stay in cabins as norovirus breaks out

When forking out for a once-in-a-lifetime trip, passengers boarding P&O's Oriana's probably didn't expect to be stuck in their rooms vomiting.

Felix Baumgartner prepares for 23-mile skyfall

Skydiver Felix Baumgartner is preparing to take the leap of his life aiming for the highest, fastest free fall in history.

Patient with rare fever dies in UK hospital

A man being treated for Crimean-Congo haemorrhagic fever after returning to the UK from Afghanistan has died.

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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 15 May 2015
Greece says 'No': A night of huge celebrations in Athens as voters decisively back Tsipras and his anti-austerity stance in historic referendum

Greece referendum

Greeks say 'No' to austerity and plunge Europe into crisis
Ten years after the 7/7 terror attacks, is Britain an altered state?

7/7 bombings anniversary

Ten years after the terror attacks, is Britain an altered state?
Beautiful evening dresses are some of the loveliest Donatella has created

Versace haute couture review

Beautiful evening dresses are some of the loveliest Donatella has ever created
No hope and no jobs, so Gaza's young risk their lives, climb the fence and run for it

No hope and no jobs in Gaza

So the young risk their lives and run for it
Fashion apps: Retailers roll together shopping and social networking for mobile customers

Fashion apps

Retailers roll together shopping and social networking for mobile customers
The Greek referendum exposes a gaping hole at the heart of the European Union – its distinct lack of any genuine popular legitimacy

Gaping hole at the heart of the European Union

Treatment of Greece has shown up a lack of genuine legitimacy
Number of young homeless in Britain 'more than three times the official figures'

'Everything changed when I went to the hostel'

Number of young homeless people in Britain is 'more than three times the official figures'
Compton Cricket Club

Compton Cricket Club

Portraits of LA cricketers from notorious suburb to be displayed in London
London now the global money-laundering centre for the drug trade, says crime expert

Wlecome to London, drug money-laundering centre for the world

'Mexico is its heart and London is its head'
The Buddhist temple minutes from Centre Court that helps a winner keep on winning

The Buddhist temple minutes from Centre Court

It helps a winner keep on winning
Is this the future of flying: battery-powered planes made of plastic, and without flight decks?

Is this the future of flying?

Battery-powered planes made of plastic, and without flight decks
Isis are barbarians – but the Caliphate is a dream at the heart of all Muslim traditions

Isis are barbarians

but the Caliphate is an ancient Muslim ideal
The Brink's-Mat curse strikes again: three tons of stolen gold that brought only grief

Curse of Brink's Mat strikes again

Death of John 'Goldfinger' Palmer the latest killing related to 1983 heist
Greece debt crisis: 'The ministers talk to us about miracles' – why Greeks are cynical ahead of the bailout referendum

'The ministers talk to us about miracles'

Why Greeks are cynical ahead of the bailout referendum
Call of the wild: How science is learning to decode the way animals communicate

Call of the wild

How science is learning to decode the way animals communicate