Vera Rubin, pioneering astronomer, dies at 88

Astronomer Vera Rubin, whose pioneering work on galaxy rotation rates lead to the theory of dark matter, died at the age of 88, her son says.
Vera Rubin's interest in astronomy began as a young girl and grew with the involvement of her father, who helped her build a telescope and took her to meeting of amateur astronomers, according to a profile of the American museum of Natural History.
Her studies earned her numerous honours including being the second female astronomer to be elected to the US National Academy of Sciences.
But many questioned why she was never awarded a Nobel prize. Nobel prize are never awarded posthumously.

A pregnant restaurant server gets a $900 dollars tip

A server and bartender at a restaurant in Phoenix Arizona, got a shocking but pleasant surprise from a customer earlier this month: a $90) tip
Clark is nine months pregnant, her due date is January 8 and she won't get any paid time off during the pregnancy, which is common in the restaurant industry. Her fiance will temporarily be out of work too because of knee surgery.
I couldn't believe what I was looking at at first because it was a high amount; she said
"Nine hundred dollars is a lot of money. It took a while for it to set in, and once it did u cried for a little while.

Artic heatwave could break records

Temperatures at the North Pole could be up to 20 degrees higher than average this Christmas Eve, in what scientists say is a record breaking heatwave.
Climate scientists say these unseasonably warm weather patterns in the Article region are directly linked to man-made climate change.
It follows a summer during which Artic sea ice reached the second-lowest extent ever recorded by satellites.

Pope urges end to Syria fighting

Pope Francis has urged an end to the fighting in Syria as he gave his Christmas address at the Vatican, saying " far too much blood has been spilled in the conflict ".
Pope Francis, marking the fourth Christmas season since his election in 2013, also urged Palestinians and Israelis, facing renewed tension after a UN resolution condemning Israeli settlement on occupied land to have the courage to put aside hate and revenge and write a new page of history.
Today this message ( of peace) goes out to the ends of the earth to reach all people, especially those scarred by war and harsh conflicts that seen stronger than the yearning for peace he said while speaking from the central balcony of st Peter's Basilica.

Guardiola: it's impossible for Manchester city to sign van Dijk

Pep Guardiola says it is impossible for Manchester city to sign Virgil Van Dijk from Southampton in January.
City have been linked with a £50 million move for the dutch centre-back.
"Will Van Dijk come here next month? Guardiola asked before laughing and joked with it  we are going to Southampton to play against them in April. He is not going to come here next month because it is impossible.
He is a Southampton player and we don't want him now, we are going to go to Southampton to play them that's for sure.

falcons dominate Africa in latest FIFA ranking

Nigeria's super falcons have moved up two places from 37th to 35th in the latest FIFA ranking. Similarly, the Black Queen of Ghana who finished third at the just concluded Africa women competition made a step forward from 46th to 45th and are second in Africa.
The Cameronians retained their 47th position in the world and are third in the Africa continent.

How to start a fish farm pt 2

 NEXT THING TO DO AFTER YOU HAVE GET ALL STATED IN PART 1

1. To select your mode culturing the fish ( earthen ponds, concrete pond in form of tank or using plastic tanks).
2. Type of fish you want to culture ( cat fish, tilapia, heterotis e.t.c).
3. Mode of feeding.
4. A suitable market after finishing your production.

Mode of culture
A person that want to start fish farming business must determine which culturing method is suitable for his/her environment, people staying around swampy area can go for earthen ponds, while people that staying where there is no land to dig can go for plastic or concrete tanks. Earthen ponds is good for fish farming business because it provide supplementary feed like zooplankton and phytoplankton for fish that is why must fish farmer prefer using it.
Types of fish 
A person that want to start fish farming business may select which type of fish he or she want to culture (either going for tilapia, catfish, heterotis e.t.c). Catfish is the most commonly culture fish in Nigeria even Africa at large because is strong and can stay in dirty water without any affect.
Mode of feeding
A person that want to fish farming business must know type of feeds that suitable for each stage of production and know methods and time that are involves in feeding the fish.
Fish feed are classified as

1. Artificial feed 
2. Natural feed

Artificial feed
Artificial feed can be buy from feed's marketers nation wide. Articial feed can be either imported or locally made by farmer him/herself
Natural feed
These are mostly found in earthen ponds they are zooplankton and phytoplankton they are microscopic in natute.
Suitable market
After finish your production, you must find good market for your fish so that all your effort will not be in vail.
Thanks for reading 
Watching for part 3 of how start a fish farm

How start a fish farm pt 1

Fish farmer is a lucrative business but a fish farmer or an intending investor that want to join fish farming business must ask him/herself certain questions
Questions

• What area/aspects should I start from? (Fingerling production or grow-out operations to produce an adults fish for consumption)
• How long does it take to accomplish a cycle in each of the above?
• How do I start? (seeking information, acquiring hands-on experience and interacting with those that are willing to share knowledge)
• What should be the initial level of investment? ( small, medium or large scale level)
• What are the key inputs? (broodstoxk, feed, receptacles, man power e.t.c).

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