Make a Parachute Out of Newspaper

From Leonardo da Vinci’s pyramid design in the 15th century to the supersonic version that helped land the Perseverance rover safely on Mars, the parachute, a device that catches air to control an object’s speed, has played an essential role in land,

White House Warns of Johnson & Johnson Vaccine Scarcity

Federal officials have said they still expect enough supply from the two other authorized vaccine manufacturers to be able to fulfill President Biden’s promise of having enough doses for all adults in the country by the end of May. Updated  April 9,

White House Warns of Johnson & Johnson Vaccine Scarcity

Federal officials have said they still expect enough supply from the two other authorized vaccine manufacturers to be able to fulfill President Biden’s promise of having enough doses for all adults in the country by the end of May. Updated  April 9,

Una partícula diminuta podría alterar las leyes de la física

Cada vez hay más pruebas de que una diminuta partícula subatómica desobedece las leyes de la física tal y como las conocíamos, anunciaron los científicos el miércoles. Este hallazgo abre un vasto y tentador territorio inexplorado en nuestra comprensión del universo. El

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