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William Gallus

Professor of Atmospheric Science, Iowa State University
My research interests primarily focus on improved understanding and prediction of small-scale atmospheric phenomena, especially thunderstorms and their rainfall. In addition, my research focuses on thunderstorm morphological evolution. I am also researching ways to better predict winds for wind energy purposes. Finally, my interest in severe storms includes using machine-learning techniques to improve the storm reports database for estimated severe wind speeds, and exploring climate change impacts on severe weather and flooding.

What is a heat dome? An atmospheric scientist explains the weather phenomenon baking large parts of the country

Jun 23, 2022 16:19 pm UTC| Science

A heat dome occurs when a persistent region of high pressure traps heat over an area. The heat dome can stretch over several states and linger for days to weeks, leaving the people, crops and animals below to suffer...

Economy

Texas is suing Planned Parenthood for $1.8B over $10M in allegedly fraudulent services it rendered – a health care economist explains what's going on

Planned Parenthood no longer provides abortions in Texas, Louisiana and the other 10 states that have essentially banned abortion since the Supreme Court handed down its Dobbs v. Jackson decision in June 2022. But the...

African countries lost control to foreign mining companies – the 3 steps that allowed this to happen

Within a few years of independence, African governments asserted sovereignty over their metal and mineral resources. Prior to this, the resources were exploited by European mining corporations. Since the 1990s,...

Canada’s Fall Economic Statement signals the ‘right to repair’ your tech devices

On Nov. 23, the Government of Canada released the 2023 Fall Economic Statement. In a bold move toward empowering consumers, reducing costs and promoting sustainability, the Canadian government has reiterated its commitment...

Happy birthday AUD: how our Australian dollar was floated, 40 years ago this week

These days, we take for granted that the value of the Australian dollar fluctuates against other currencies, changing thousands of times a day and at times jumping or falling quite a lot in the space of a week. But for...

Nicola Willis warns of fiscal ‘snakes and snails’ – her first mini-budget will be a test of NZ’s no-surprises finance rules

New finance minister Nicola Willis has claimed she was blindsided by the state of the governments books. Days after stepping into the role, she said: The outgoing government has left us with some nasty surprises....

Politics

Argentina's Brexit: why new president Milei is threatening to pull out of South America's common market

Javier Milei, who was elected as Argentinas new president on November 19, has promised to withdraw from the South American common market, Mercosur. This decision could have significant economic and social repercussions...

Government's preventative detention for ex-detainees who pose serious risks set to pass this week

The government on Wednesday will introduce its legislation to enable preventative detention of former immigration detainees judged to pose a high risk of committing serious violent or sexual crimes. The legislation will...

Silencing Sarah Jama diminishes Canadian democracy

Sarah Jama, the MPP for Hamilton Centre, is suing the Ontario government and Legislative Assembly after being censured in the legislature by members of the Progressive Conservative government. On Oct. 23, the Ontario...

Alleged assassination plots in the U.S. and Canada signal a more assertive Indian foreign policy

A recent indictment from the United States Department of Justice has alleged an Indian security official was involved in attempting to assassinate a U.S. and Canadian citizen in New York. The alleged target, Gurpatwant...

Henry Kissinger was a global – and deeply flawed – foreign policy heavyweight

Declarations of the end of an era are made only in exceptional circumstances. Henry Kissingers death is one of them. Kissinger was born into a Jewish family in Germany, and fled to the US in 1938 after the Nazis seized...

Science

Could you move from your biological body to a computer? An expert explains ‘mind uploading’

Imagine brain scanning technology improves greatly in the coming decades, to the point that we can observe how each individual neuron talks to other neurons. Then, imagine we can record all this information to create a...

COP28 president is wrong – science clearly shows fossil fuels must go (and fast)

According to the president of COP28, the latest round of UN climate negotiations in the United Arab Emirates, there is no science indicating that phasing out fossil fuels is necessary to restrict global heating to...

Why isn't there any sound in space? An astronomer explains why in space no one can hear you scream

In space, no one can hear you scream. You may have heard this saying. Its the tagline from the famous 1979 science fiction movie Alien. Its a scary thought, but is it true? The simple answer is yes, no one can hear you...

Hyped and expensive, hydrogen has a place in Australia’s energy transition, but only with urgent government support

If you listen to the dreamers, hydrogen is the magical fuel of the future that can replace everything from the petrol in your car to the coal in a steelworks. Hype around hydrogen has been building in Australia since at...

Massive planet too big for its own sun pushes astronomers to rethink exoplanet formation

Imagine youre a farmer searching for eggs in the chicken coop but instead of a chicken egg, you find an ostrich egg, much larger than anything a chicken could lay. Thats a little how our team of astronomers felt when...

Technology

AMD's New AI Chip MI300X Eyes Market Lead, Challenges Nvidia's Dominance

AMD has begun selling a product that it thinks could challenge Nvidias domination of the artificial intelligence processor industry, which it estimates will be worth $400 billion by 2027. AMD Introduces A New AI...

NVIDIA Launches China-Exclusive RTX 4090 D GPU, Sans Overclocking

NVIDIA has introduced the GeForce RTX 4090 D Gaming GPU, exclusively for the Chinese market, with some key differences from its original RTX 4090 model. This new variant is designed to comply with the latest U.S....

Alphabet Unveils Gemini AI, Rivaling ChatGPT with Enhanced Video, Audio, Text Processing

Alphabet launched its most advanced artificial intelligence model, Gemini, which can process various forms of information like video, audio, and text. This highly anticipated AI model demonstrates superior reasoning and...

Naver's CHZZK Targets Gaming Streaming Dominance, Twitch Exit Boosts Competition with YouTube, AfreecaTV

Naver Corp. launched its closed beta service for video streaming, CHZZK. With this, the company officially joined the game streaming scene in South Korea. Navers entrance into game streaming is perfect timing as the...

AMD Eyes $45 Billion AI Market, Targets $2B Sales in 2024

Advanced Micro Devices (AMD) has projected a significant expansion in the market for data center artificial intelligence (AI) processors, estimating the total addressable market at $45 billion for the current year. This...