In this task, you are given a piece of an article. Your task is to generate a short summary of the text. Try to give the summary in just one sentence.

[EX Q]: Humans and rats think alike when they have made a mistake and are learning from the experience, scientists, including one of Indian-origin, have found.
[EX A]: Humans and rats think alike they have made a mistake.

[EX Q]: Scientists said Tuesday they had used stem cells to grow human heart tissue that contracted spontaneously in a petri dish -- marking progress in the quest to manufacture transplant organs.
[EX A]: Midtown Global Market they 're hosting the celebration Dia de los Muertos.

[EX Q]: A Free State woman survived a 50 metre fall from a balcony at the weekend, paramedics said on Monday.
[EX A]:
A dog has died after being shot outside a Scarborough home.