Sẽ sớm có thảm tàng hình
Đại học Hoàng gia London mới đây công bố bản mô tả cách tạo ra một loại vật liệu có thể giấu đồ vật trong ánh sáng nhìn thấy. "Sẽ khó để thực hiện điều đó nhưng nó cũng khả thi"...
4bqtc+G6uWXDteG7qWbhurLhurLDoMSR4bquLnThurThu6nhu5PEkeG6qSzGoWXhurLDgOG7q2XDteG7r2XhurRzw63hu6tl4bq0aOG7sXJlc8O64buxc+G6rS9z4bq54bqp4bqt4bqu4bqp4buQaXRlc3fDtWVT4butaOG7sXJlcnRmZeG7qOG7reG7scO04but4buxZeG7q8OAdGXhu5Ftw4plw7XDveG7sXJl4buP4buzZeG7j8Ot4buxZeG7q8O9ZeG6tMOtZcO1Z8O1c2XhurRp4butZeG6tmZl4bur4bu34bq0ZeG7qeG7rWl0ZeG6uMOz4bq0ZeG7qXThu5/DgmXDteG7r2XhurRz4buhZXJ0bsOCZeG7keG7tWXhurjDs+G6tGXhurThurbhu63hu7FyZWfhu7FzZeG6smfhu7FyZeG7sXPDuuG7sWXhurRzbsOK4bq14bqt4bqu4bqpxJEsxqFlxrBz4buvZeG7keG7oWXhurRzxJDDtWVzdOG7n+G7sWXhu5F04bujw4Jl4buR4buvZeG7sXNC4buxcmXhu7Hhu69lw7Xhuqrhu7FyZcawc8OtZeG6tHN0xJHhurNlxajhu61z4buxZT/hu5Phu7HDtOG6tsOK4bqzZeG7q+G7t+G6tGXhurRnw7VlcnTDrWXhu49n4butZcO1Z+G7reG6s2Xhu7Hhu6904bq14bqt4bq0ZuG7j+G7qeG7k2XhurLhurTDiuG7qeG7k8OgxJHhu6tm4bq2cnThu7HhurHhurvhuq7hurxlZsOC4bq04butxJHhuqnhuq3hurThurbhuqnhuq3hurTDtOG6qeG6rXThu6tyZeG6suG6tsO1w6DEkXPhurThurThuq7hurEvL+G7j2bhu63huq5zw4LhurRz4but4bq14bq44buxL+G7reG7qcO0w7Rm4bq0Zi/hurrhu5Phu4/hurJ04bq04buTL8awc+G7rWYtc+G7rcO1LcO14but4buxci3hu7Fyc+G7ky/hurvDqcOp4buFL+G6ucOpL+G6ueG6ueG7jsOq4buD4bq/w6nDleG7h8Opw5Uv4bq54bq74bq54buB4buB4buD4buD4buF4buH4buD4bq74bq9w6pf4bq04but4bq1xanhuq5yxJHhuqnhuq0v4bq0w7Thuqnhuq0v4bq04bq24bqp4bqt4bq04bq24bqp4bqt4bq0w7ThuqnDlWfDtWXhu7FzaGXGsHPhu61mZXN3w7Vlcm/hu7Fl4buRbcOKZcO1w73hu7FyZeG7j+G7s2Xhu49odGXhu49n4butZeG7q8O9ZeG6tMOtZcO1c3Rl4bq0dOG7neG6tGXhurh04bufw7Vl4bq0aeG7rWXhurZmZeG7qeG7rWl0ZeG6uMOz4bq0ZeG7qXThu5/DgmXDteG7r2XhurRz4buhZeG7qWjhu6tl4bq0aOG7sXJlc8O64buxc2Xhu5Hhu7Vl4bq4w7PhurRl4bq04bq24but4buxcmVn4buxc2XhurJn4buxcmXhurRzQuG6oOG7sXLhurNl4buRdOG7o8OCZeG7q2hlxrBzw73hu7FyZeG6tHN04bud4bq0ZeG7j8O5ZeG6tGjhu7FyZXPDuuG7sXNl4buxaOG7rWXhurRE4buxcmXhurRp4butZeG7kULhuqLDteG6tWXDjeG7sXPhurFl4buodOG6uOG7kyzDtXThu5Phu7HDteG7k+G6teG6rS/hurTDtOG6qeG6rS/hurThurbhuqnhuq0v4bq0ZuG7j+G7qeG7k+G6qeG6reG6ruG6qeG7kOG7oWXhu6lo4burZeG6tGjhu7FyZXPDuuG7sXNl4bur4bu34bq0ZeG7keG7tWXhurjDs+G6tOG6s2XhurRzw7plw7Vuw4Jl4bq04bq24bqkw7Vlw7XhuqhmZeG6uMOz4bq0ZeG7qXThu5/DgmXhu7Hhu690ZeG6tOG6tuG7m+G7sWXhuq5zw610ZcO1c+G7rWXhuq5z4buZ4bquZcO1c8OCw4rhu6Hhu7FlZ+G7sXNl4bqyZ+G7sXJl4bq0c+G7k+G7rWXhu6vhu7fhurRlc0LDgOG7sXJlw7Xhuqxl4bq0c+G7oWXhu7Fo4butZeG7keG7r+G6teG6reG6ruG6qcOVZ8O1c2XDtMOCw4pl4buxc27hurRl4buR4buhZcO1c8OCw4rhu6Hhu7FlZ+G7sXNl4bqyZ+G7sXJl4bq0c+G7k+G7rWXGsHThu6HDgmXhu7Fow4pl4bupaGXhurJFZcO04bqs4buxcmXhu7Fzw4nhu7FyZcO1bsOCZeG6tOG6tuG6pMO1ZeG7sXN4ZXPDgeG7sWXhu49Cw4DDtWXhurLhu6/hu7FyZcO14bqoZmVn4buxc2XhurJn4buxcmXDtOG6puG7sXJl4buR4buhZeG7sXPDuuG7sWXhurRzbsOKZeG6uMOz4bq0ZeG6tHPhu6Fl4buR4buv4bq1ZeG7sOG7i+G7q2XhurvDqcOp4buB4bqzZeG7sXPhu6/hu6tlxrBz4butZmVzd8O1ZeG6tERl4buQaXRlc3fDtWXDlMOCxrDhu5Nl4buRw6xl4bq0aOG7sXJlc8O64buxc2Xhu6vhu7fhurRl4bq4w7PhurRl4bq04bq24but4buxcmVn4buxc2XhurJn4buxcmXDteG7r2Xhu49Cw4DDtWXhurLhu6/hu7FyZcO0aHRlw7Xhu5Phu7HhurR04bur4buT4bq0ZeG7j8Sp4buxcmXDtWfDtXNl4bq0aeG7rWXhurZmZeG7q+G7t+G6tGXhurjDs+G6tGXhu6l04bufw4Jl4bq4w4B0ZcO1bsOCZeG6tOG6tuG6pMO1ZcO14buvZcawdcO1c2XDtcSCZeG7q3Thu6l04bur4buT4bq04bq14bqt4bqu4bqp4buQ4buhZcOy4buxZeG7kXRl4bur4bu34bq0ZeG6uMOz4bq0ZcO0QsOAdGVn4buxc2XhurJn4buxcmXhu7Fzw7rhu7Fl4bq0c27DimUtZcO14buvZeG7j0LDgMO1ZeG6suG7r+G7sXJl4buxc3hlc8OB4buxZeG7sXN04bujw4Jl4bqlxrBz4butw63hu7FyZeG7sUVmZeG7q3TDteG6tuG7reG7q+G7k+G6tOG6p+G6s2XDtWfDtWXhu7FzaGXGsHPhu61mZXN3w7Vl4bquc8OtdGXhurRp4butZeG6tmZl4buxc8OJ4buxcmXDtW7DgmXhurThurbhuqTDtWXDteG7r2XGsHXDtXNlw7XEgmXhu7Fm4bux4but4bur4buT4bq04bqzZeG6tEPDtWXhu6loZcO1b+G7sWXhu5Hhu53hu7Fl4bur4bu34bq0ZeG6uGh0ZcO1w73hu7FyZeG7sXJz4bufZeG7sWbhu7Hhu61l4bq0c8O94buxcmXhu6t04buxc+G6teG6reG6ruG6qS5z4buT4butZcWo4butc+G7sWU/4buT4buxw7ThurbDimXhurhoZcO14bu34buxcmXhurLEkOG6s2XDtcO94buxcmXhu7Fyc+G7n2Xhu7Fm4bux4butZcO14buvZeG6tHPhu6Flw7Xhu69l4buRQuG6osO1ZeG7sXPhuqBl4bqyxJBlxrDhu53hurRlc+G6ouG6rmXDtWfDtWXhu6nDgOG6rmXhurJ04bupdMO1ZmXhurhoZeG6snThu6l0w7Xhu63hu7Fl4buRasO1ZeG7j3Thu5/hurThurNl4burQXRl4bupw4Dhuq5l4bquc8Ot4buxZeG6vGllZ+G7sXNl4bqyZ+G7sXJlxrBzZ8O1ZeG7sXNmw4LhurXhuq3huq7huqnEkeG7sOG7r2XhurZu4bq0ZXJ04buz4buxcmXhurh04bufw7Vl4bq0aeG7rWXhurZmZeG7q+G7t+G6tGXDreG7rWXDreG7sXPEkeG6s2U/4buT4buxw7ThurbDimXhu7Hhu6904bq1ZeG7qmrhurRl4bq04bq24bqgdGXhu5Hhu7PhurRl4bux4buv4buxcmXGsHPDveG7sXJlxrBzdWXhurThurbhu5vhu7Fl4buP4bujZeG7q2rhurRl4bqyZmXhu6tpw7Vl4bq4aGXhurRp4butZeG6tmZl4bur4bu34bq0ZcO0w610ZcO1c+G7m+G7sXNl4bup4bufw7VzZeG7sXN04buf4bq0ZeG7keG7t2XhuqVy4bq2ZsO0dOG7k+G7seG6tGXhu7FzdOG7n+G6tGXhu5Hhu7fhuqfhurNlxrBzdOG7neG7sWXDtXPhu61lZ+G7sXNl4bqyZ+G7sXJl4buRdGXhurREZeG6tOG6tuG7m+G7sWXDtWbhu61l4bq8w4Lhu7Phu7FyZeG7j8O5Zcawc+G6pMO1ZeG6vGll4bq4aGXhu5F0ZeG6uGjhu61l4bur4buJ4bq0ZeG7sXJC4bqgdOG6s2XGsHN04bud4buxZeG7j2nhu7Fl4buxc8O64buxZeG6tHNuw4pl4bur4bu34bq0ZcOt4butZcOt4buxc2VydOG7s+G7sXJl4buxc0Jl4buxQsOAw7XhurXhuq3huq7huqkuc2bDimXhurjDumXhurRp4butZeG6tmZl4bur4bu34bq0ZXLhurZmw7R04buT4bux4bq0ZeG7sXN04buf4bq0ZeG7keG7t2XDtXPhu6Vl4bquc8Ot4buxZeG6vGllZ+G7sXNl4bqyZ+G7sXJl4bur4bu34bq0ZeG6rnNv4bux4bqzZeG6ssSQZeG6rnPhu7N0ZXPhuqLhuq5lcnTDiWZlw7Vnw7Vl4bupw4Dhuq5l4bqydOG7qXTDteG7reG7sWXhurhoZeG6snThu6l0w7VmZeG6ssahZeG6tGnhu61l4bq2ZmXhu6vhu7fhurRlcuG6tmbDtHThu5Phu7HhurRl4bq4w7PhurRlw7VzbuG6tGXGsHN04bud4buxZcO1c+G7rWVn4buxc2XhurJn4buxcmXhu5F0ZeG6tHPhu5Phu61lc8O64buxc2XDtXPDiWUh4bqzZeG6tHPhu61n4bq0ZeG6tmZlw4Nlw7Xhuqbhu7FyZXNCw4Dhu7FyZeG6uMOAdGVn4buxc2XhurJn4buxcmXhu5F0ZeG6uGjhu63hurXhuq3huq7huqnGr+G7neG6tGXhurDDgsOtZeG6ssahZXJ04buz4buxcmXhu7FzQmXhurRz4buhZeG7q+G7t+G6tGXDtWd0ZXJCw4Hhu7Fy4bq1ZeG7sOG7ncOCZeG7j2nhu7Fl4buxc8O64buxZeG6uGjhu61l4buR4buvZeG7j2nhu7Fl4bqyxqFl4bq0c27DimXhu4/hu6/hu7FyZeG6rnPDreG7sWXhurxpZcO14bqoZmXhu6vDuuG7sXPhurVlLMSQZcawc2fDtWXhu4904buf4bq0ZeG7qWhlw7VndGVyQsOB4buxcmXhu7Fow4pl4bqyxqFlw7Vz4butZeG7j2nhu7FlxrB04buh4burZeG6tOG6tmZl4buP4buv4buxcmXhuq5zw63hu7Fl4bq8aWXDteG6qGZl4burw7rhu7FzZeG6tERl4burd3RlcuG7r8O1ZeG7keG7t+G6s2XGsHPDveG7sXJl4bquc8OtdGXDtXPhu6Vl4bur4bu34bq04bq14bqt4bqu4bqpxJEuc8Ot4burZeG6uMO9ZXPDuuG7sXNl4buxaMOKxJFlw7Xhu69l4bq0c+G7oWXhu5FC4bqiw7Vlw7Vz4budZeG6tGnhu61l4bq4aGXhu7Hhu69l4bupaGXhu6vhu7fhurRl4buPQsOAw7Vl4bqww4Jm4buxZeG6tOG6tnfhu7FyZeG7keG7oWVzQsOA4buxcmXhurTDgHRlcnRuw7Vl4burw4Fl4bq4w71lc8O64buxc2XhurRzxJDDtWXhurLEkOG6teG6reG6ruG6qS7DgsOKZeG7sXN04bub4buxZXJ0w61l4bq0c8OCw4rhu53hurRlw7V24buxZcO1Z8O1c2XGsHNnZeG6vGZl4bq0c8SQw7Vl4bq04bud4bq1ZT/hu5Phu7HDtOG6tsOKZULDgMO1ZeG6tHXhu7FzZeG6uMOAdGXhurh04bufw7Vlw7Xhu69l4buRQuG6osO1ZeG6tGh0ZeG6tOG6tuG6omVz4bqi4bquZeG7qeG6vuG6s2XhurRzw63hu6tl4bq4w71lc8O64buxc2XDteG7r2XhurRz4buhZeG6tmZl4buR4bqgdGXhurThurbhu63hu7FyZeG6uS3hurtl4bux4buL4burZeG6tMOAdOG6tWUuc+G7k+G7rWXhurjhu7Hhu5Phurzhuq7hurbhu5PhurLhurI=