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The majority of plant seeds have the special ability to almost completely dry out and yet remain viable. While most living cells die with a 90% loss of water, cells in seeds enter a biological state of dormancy. With a moisture content of less than 10%—similar to a raisin compare

Carreta de combustível tomba e interrompe trânsito nos dois sentidos da BR-020 O trânsito na BR-020 em Planaltina, no Distrito Federal, foi retomado no fim da tarde desta quarta-feira (26) após um dia quase inteiro de interrupção. No fim da noite de terça (25), uma carreta de com

Playoff second leg: Rapid 2-2 Hearts (aet, 3-4 on pens)Kara 34, Cvetkovic 119; Kabore 79, Miller 100Beau Reus made two penalty saves as heroic Hearts overcame Tomas Magnusson’s red card to pull off a stunning shootout victory away to Rapid Vienna, and book themselves a return to

Meta just agreed to make sweeping changes for teens as part of a child safety settlement reached with attorneys general across the US. Under the agreement, Meta must apply new safeguards across Instagram and Facebook that will change how teens interact with the social media platf

NASA’s Earth-observing satellite missions track dozens of features of a changing planet — aerosols, sea levels, land cover, cloud cover — over years and decades. Sustaining that record for the scientific and operational communities who depend on it requires more than engineering

Se você tem um PlayStation 5 e quer aproveitar o melhor que o console tem a oferecer, essa é a hora certa. Reunimos três ótimas opções de jogos em oferta na Amazon — de aventuras de super-herói a um dos títulos mais aguardados dos últimos anos. Confira a seleção e escolha o seu.

When it comes to invading healthy cells, Legionella bacteria rely on blending in rather than breaking in. New research from Van Andel Institute scientists demonstrates how a protein produced by Legionella mimics the behavior of the host cell's own proteins. This mechanism allows

Foto: Planeta Campo Produtores rurais e agroindústrias de todo o Brasil têm até 6 de setembro para participar O post Últimos dias para se inscrever no 5º Prêmio Planeta Campo apareceu primeiro em Canal Rural.

An international study led by researchers at the George Washington University indicates clear global evidence that permafrost is thawing across much of the planet. Using more than two decades of field observations from 156 monitoring sites across the Arctic, Antarctic and high-mo

Researchers have discovered a thermal asymmetry deep beneath the surface across Mars' southern hemisphere. Based on gravitational measurements that provide clues to the Red Planet's interior structure, Mars' southern interior is around 200 to 400 degrees Celsius warmer than the p

Universities and biodiversity institutes have hidden treasures: their collections of pressed plant specimens. These plants have been flattened, dried and mounted on special cardboard sheets. Some were collected centuries ago. They hold information about where species occur and ho

A prática dos conselhos de medicina revela, com preocupante recorrência, a participação de conselheiros objetivamente impedidos em funções que exigem imparcialidade plena, como a condução de sindicâncias e a instrução, a relatoria e o julgamento de processos ético-profissionais (