20/10/2021

New sensor detects low air humidity

Measuring air humidity is important in many areas. However, conventional sensors in hygrometers have so far not been able to determine a very low water vapor content. Physicists at the University of Duisburg-Essen (UDE) and ...

Viruses are both the villains and heroes of life as we know it

Viruses have a bad reputation. They are responsible for the COVID-19 pandemic and a long list of maladies that have plagued humanity since time immemorial. Is there anything to celebrate about them?

Floods, landslides kill 116 in India and Nepal

The death toll from days of flooding and landslides in India and Nepal crossed 100 on Wednesday, including several families swept away or crushed in their homes by avalanches of mud and rocks.

Flooding in Venice worsens off-season amid climate change

After Venice suffered the second-worst flood in its history in November 2019, it was inundated with four more exceptional tides within six weeks, shocking Venetians and triggering fears about the worsening impact of climate ...

Helium: South Africa strikes new 'gold'

In a grassy plain in South Africa, once the world's largest gold producer, prospectors have stumbled upon a new treasure: helium.

Study: Fossil fuel plans would far overshoot climate goals

The world needs to cut by more than half its production of coal, oil and gas in the coming decade to maintain a chance of keeping global warming from reaching dangerous levels, according to a U.N.-backed study released Wednesday.

Simulating chaotic interactions of three black holes

Dutch student Arend Moerman (Leiden University, the Netherlands) has defended his thesis research on the simulation of chaotic interactions of three black holes. The simulations, which he carried out together with researchers ...

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