Water on earth, moon came from same place

Water on earth, moon came from same place

Traces of water inside the moon probably came from the same place as water on earth, a fresh analysis of lunar rocks has found. The findings make for a clearer picture of our neighbour, once viewed as an arid expanse but now considered a frost-coated rock holding water throughout.

Saturday, 11 May, 2013, 2:58am

Short Science, December 9, 2012

An artist's impression of the earliest known dinosaur. Photo: Reuters

New images of the moon's crust point to a violent past in which it was battered by comets and asteroids during its first billion years, US scientists say.

9 Dec 2012 - 4:01am

Moon soil backs up giant impact theory that space rock hit earth

A chemical quirk found in lunar soil backs the theory that the moon was born from a collision between earth and a huge space rock, scientists said.

19 Oct 2012 - 5:23am

Scientists suggest Moon made from Earth

An image of the full Moon. Photo: AP

A new theory put forward by Harvard scientists suggests the Moon was once part of the Earth that spun off after a giant collision with another body.

In a paper published on Wednesday in the journal Science, Sarah Stewart and Matija uk said their theory would explain why the Earth and Moon have similar composition and chemistry.

18 Oct 2012 - 3:05pm

Unusual time display

HYT - H1

29 Jun 2012 - 12:00am

Space Chronicles: Facing the Ultimate Frontier

Space Chronicles: Facing the Ultimate Frontier by Neil deGrasse Tyson Norton

3 Jun 2012 - 12:00am


Volunteer scheme boosts skills

I joined a community programme called Need Service this year. It helps needy people, such as the elderly, the mentally handicapped, and underprivileged children.

Before our first training day, I thought it would be easy. But the fact is you need to put in a lot of preparation and have a lot of skill to serve them well.

19 Mar 2012 - 12:00am

PolyU helps to map the moon precisely

Scientists from the Hong Kong Polytechnic University have devised ways to precisely map the moon by using data collected from various space missions.

Their work has improved understanding of the topography and core substance of the moon, and will be useful in determining where to land in future missions.

11 Sep 2011 - 12:00am

The moon

In everyday life

The moon is older than civilisation. The different phases of the moon have importance for many cultures across the world. People use the different phases of the moon in everyday life. Some farmers plant crops by the moon. Astrologers place much importance on the placing of the moon in the birth chart.

22 Sep 2010 - 12:00am

Good earth

In fung shui, earth is represented by soil, objects such as earthenware (i.e. pots and cooking vessels), and colours such as yellow, beige, brown and other earthy tones. Within your body, earth governs digestion (the stomach), immunity (the spleen) and the reproductive organs.

1 Aug 2010 - 12:00am

Clay rabbits on display

An exhibition is showcasing 60 traditional Beijing clay rabbits over the Mid-Autumn Festival.

The exhibition also features modern clay rabbits made by 100 Hong Kong schoolchildren.

There will be a workshop on Sunday at 2pm by clay rabbit master Xuang Yan, from Beijing, who will teach basic skills used in making the figurines.

28 Sep 2009 - 12:00am

Magnificent Desolation

Magnificent Desolation by Buzz Aldrin with Ken Abraham Harmony Books HK$216

Buzz Aldrin understandably feels his life peaked when he set foot on the moon. That feeling carries over into his autobiography, Magnificent Desolation: The Long Journey Home From the Moon, which arrives in the wake of Apollo 11's 40th anniversary.

13 Sep 2009 - 12:00am

Best times to catch the full moon

The best time for moon-watching on the night of the Mid-Autumn Festival, October 3, will be at 11.38pm, the Observatory says. The moon will rise at 5.21pm and set at 6.01am. If you miss the full moon, you will have another chance at 12.23am on October 5. But all will depend on the weather during the festival period.

12 Sep 2009 - 12:00am

Scientist's art takes off for LV

Dominic Lam Man-kit can't choose between science and art, so he's doing both. The theoretical physics, medical biophysics and neurobiology degree holder, painter and inventor of a creative process called chromoskedasic (whereby film negatives are used as a canvas for painting) is holding his latest exhibition at the Louis Vuitton Gallery in Tsim Sha Tsui.

3 Sep 2009 - 12:00am

Saudi goes all out for Expo

Saudi Arabia will be planting 150 date palms atop their pavilion at the 2010 Shanghai World Expo.

Scheduled to be finished by Lunar New Year on February 14, the project has cost more than HK$228 million so far and could end up as the priciest pavilion, according to executive director of expo's the Saudi commission Mohammed Alisssan Al-Ghamdi.

1 Aug 2009 - 12:00am