科学与环境
Early humans needed more than access to water to settle ancient Arabian deserts
来源: Phys.org - latest science and technology news stories · 发布于
Models of early population migrations assume people moved to places with easy access to water. But this assumption has left us with a fascinating mystery in ancient Arabia. Despite evidence that monsoon rains once filled lakes and supported grasslands in the vast sandy interior,
Models of early population migrations assume people moved to places with easy access to water. But this assumption has left us with a fascinating mystery in ancient Arabia. Despite evidence that monsoon rains once filled lakes and supported grasslands in the vast sandy interior, evidence of early human occupation is concentrated almost entirely around the desert margins.
相关报道
Jones backs Schottenheimer, says Cowboys let coach down in loss
Despite matching the largest blown fourth-quarter lead in team history, Cowboys owner Jerry Jones said the loss to Arizona will not trigger a coaching change.
espn.com ·
Apple is reportedly launching three new iPads early next year
Follow its iPad mini launch last week, Apple may unveil three new iPad models early next year.
Engadget - Technology News & Expert Reviews ·
It’s time to block reckless AI IPOs and tax billionaires | Naomi Klein and Ilana Glazer
We cannot let the billionaire class take unprecedented risks with our future America is a divided country in crisis. Despite the sunny economic forecast coming from the Trump administration, millions of Americans are struggling to find and keep jobs, getting crushed under the ris
Business | The Guardian ·
Engineered optical layers reshape how ultrathin gold films break apart under laser light
Dewetting of thin films is a phenomenon in which heat or laser irradiation destabilizes a continuous film, causing it to retract into nanoscale island-like structures. Compared to thermal dewetting, laser-induced dewetting offers greater precision, speed and flexibility and is a
Phys.org - latest science and technology news stories ·
72% of students say they procrastinate. Here's how to stay on track
As a high school or college student, you might sometimes find yourself putting off studying to do other tasks even when an important assessment deadline or exam is looming over you.
Phys.org - latest science and technology news stories ·