we learned that vs we learnt that

Some examples from the web:

• Because we learned that animal protein was really good in turning on cancer.
• Yesterday we learned that 74% of all wealth is created by people who own their own business.
• And we learned that small stuff stinks.
• So through the marathon, we learned that political problems can be overcome.
• Well, we learned that Barbara Madsen had taken a personal liking to it and was wearing it.
• And we learned that Asia's largest LGBT pride event happens just blocks away from where my grandparents live.
• Instead, we learned that the victim was a cancer patient.
• Here we learned that its output impedance is kinder, and combines easier with various capacitors.
• And we learned that Splash Mountain makes Alan puke!
• In Central City, we learned that objects associated with the night of our deaths can also be used to kill Savage.
• Today we learned that folks are not As different as they seem
• When we learned that one of the members of their group was doing time at Oakville, I placed Nate there as a prison psychologist.
• The years where everything became brighter, and we learned that the bright spots in our life aren't merely spots, but constants.
• Courtesy of François Beaufort, we learned that Stumpy will be much more powerful than the underpowered and overpriced first-generation products.
• Two years later, we learned that Apple organizes school visits in its Apple Stores.
• Beautiful location with sea view (we learned that good things are to be conquered...).
• But in the course of exploring Rada's life, we learned that she was seeing an oncologist named Dr. Phineas Hobbs.
• A sword of Damocles above the comrades By late afternoon Wednesday, October 19th, we learned that the prosecutor lowered his indictment in a tone and brought the sanction applied to 24-month suspended sentence.
• Last week we learned that RED, a company best known for making high-quality digital cinema cameras, is going to dip into the smartphone market with something called the Hydrogen One.
• Then we learned that information relevant to this new race had been found at an archaeological dig at Beta Durani 7.

Some examples from the web:

• From the terrorist attack of 11 September, we learnt that we had to strike a new balance between security and freedom.
• C - We learnt that a regulation that doesn't foresee sanctions is going to be applied with difficulty.
• This Summer we learnt that the UNESCO Chair of this renowned Greek university posts some of Good News Agency's news items, translated to Greek, on their facebook page.
• Yesterday, we learnt that the Council, under German pressure, is still not prepared to sign up to binding targets for 2020 that are, in any case, still close to those of the mid-1990s.
• Nineteen weeks later, the Irish banks collapsed and taxpayers across Europe were forced into a bail-out, and just last week we learnt that EUR 12 billion of the proposed Portuguese bail-out is for their banks.
• It began on 1 January by the cutting of gas supplies to Ukraine, and after that we learnt that wine from Moldova was no longer acceptable, but that wine from Transnistria, where the technologies are the same, was acceptable.
• We learnt that even in one of the most frenetic cities in the world there's always room for something made with love.
• "We learnt that the E23 looks to be a good car relative to its opposition, albeit a car that still has strong development potential to get better," Gastaldi explained.
• We learnt that the secret of a good management are the creation and maintainance of an strict guideline (either imported from Home-Office or created from scratch by the local team), where all technical procedures follows the business, never the opposite.
• However, yesterday we learnt that Russia has deployed its military forces to supposedly build railways.
• It was through the press that we learnt that all the tests required to launch the central system in complete safety had failed in December 2008.
• Reading her various posts we learnt that Lucia has chosen our made in PegPerego to help her little girl discover the world.
• In the previous article we introduced the technique of tempering the chocolate, and we learnt that time, movement and temperature unfortunately create many problems.
• In Ireland we learnt that we can protect them by being in a state of alert.
• Back in school we learnt that the age of a tree can be calculated by counting the rings in its sawn trunk: each ring, consisting of a light area and a dark area, represents a year's growth.
• We learnt that first year medical school.
• We learnt that they had never spoken with surrogate mothers.
• We learnt that Cork has the highest concentration of ghosts in Ireland and that thanks to its geology and its underground water, wherever you standing in the city you are - actually - standing on rats.
• In October 2008, we learnt that in Portugal, the Minister for Foreign Affairs, Mr Amado, admitted that the former centreright government of Mr Barroso knowingly made Portuguese airports and air space available for illegal CIA flights.
• Reading her various posts we learnt that Lucia has chosen our made in PegPeregoto help her little girl discover the world. So we contacted her to ask her what criteria had led her to choose our products.