Google celebrates First Day of Winter with `knitted` doodle

Internet search engine giant Google celebrated the First Day of Winter, also called the Winter Solstice, with a special doodle on its homepage on Saturday.

Good news for Arctic, as sea ice volume up by half

Arctic sea ice last month was around 50 per cent higher in volume compared with a year earlier, following a recovery in area this summer, the European Space Agency (ESA) said today.

Nature’s marvel: The Rainbow Eucalyptus tree

Art imitates life, and with it myriad hues the rainbow eucalyptus tree is definitely not a handiwork of an abstract artist, but Mother Nature herself.

Sun`s magnetic field close to flipping

Scientists have said that the Sun`s magnetic field will flip soon.

Global ocean currents reveal why Northern Hemisphere is soggy

A new study has shown that most tropical rain falls in the Northern Hemisphere because of ocean currents originating from the poles, thousands of miles away.

Biomass of northern hemisphere forests mapped

The biomass of the northern hemisphere`s forests has been mapped with greater precision to help improve our understanding of the carbon cycle and our prediction of Earth`s future climate.

Flash floods, earthquake kill over 24 in Afghanistan

Over two dozen people have been killed in flash floods and earthquake in different provinces of Afghanistan during the past two days.

Publisher, photographer probed over Kate`s topless photos

A magazine publisher and a photographer have been placed under formal investigation in France for allegedly breaching the privacy of Duchess Kate.

Comet PanSTARRS finally emerges in western sky

Stargazers can get a glimpse of a one-time-only visitor- Comet PanSTARRS - in the dark western sky this week

Heatwave in Australia, emergency services on alert

Emergency and fire services in Australia have been put on high alert as temperatures are predicted to go over 40 degrees Celsius.

Snow cover in N Hemisphere shrinks to record low

Satellites observations have indicated that snow cover in the Northern Hemisphere is decreasing much faster than expected.

Northern Hemisphere facing hotter summers

Land areas are now much more likely to experience an extreme summer heat wave than they were in the middle of the 20th century.

Arctic sea ice decline may be behind current cold

Shrinking arctic ice could be triggering widespread cold outbreaks in the Northern Hemisphere in recent years.

When is the winter solstice?

The official onset of winter and the beginning of the end for long, dark nights in the northern hemisphere is marked by the winter solstice.

Nitrogen polluting lakes in northern hemisphere

Scientists claim to have found evidence that nitrogen from human activity has been polluting lakes in the northern hemisphere since the late 19th century.

Critters moving away from global warming faster

Animals across the world are fleeing global warming by heading north much faster than they were less than a decade ago, a new study says.

Full moon to overpower Perseid meteor shower

The Perseid meteor showers, an annual display of shooting stars in Northern Hemisphere, are underway with an expected peak on Friday, but a full moon will hamper seeing all but the brightest meteors.