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Chris Impey

Chris Impey

University Distinguished Professor of Astronomy, University of Arizona
Chris Impey is a University Distinguished Professor of Astronomy at the University of Arizona. He has over 180 refereed publications on observational cosmology, galaxies, and quasars, and his research has been supported by $20 million in NASA and NSF grants. He has won eleven teaching awards, and has taught three massive open online classes with over 180,000 enrolled. Impey is a past Vice President of the American Astronomical Society and he has been an NSF Distinguished Teaching Scholar, Carnegie Council’s Arizona Professor of the Year, and most recently, a Howard Hughes Medical Institute Professor. He’s written over 70 popular articles on cosmology and astrobiology, two introductory textbooks, a novel called Shadow World, and eight popular science books: The Living Cosmos, How It Ends, Talking About Life, How It Began, Dreams of Other Worlds, Humble Before the Void, Beyond: The Future of Space Travel, and Einstein’s Monsters: The Life and Times of Black Holes.

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

Apr 26, 2024 01:33 am UTC| Insights & Views Science

A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from US$5 billion to over $11 billion, and the sample return date may slip from the end of this...

Space Science Series

Exploding stars are rare but emit torrents of radiation − if one happened close enough to Earth, it could threaten life on the planet

Apr 01, 2024 11:05 am UTC| Science

Stars like the Sun are remarkably constant. They vary in brightness by only 0.1% over years and decades, thanks to the fusion of hydrogen into helium that powers them. This process will keep the Sun shining steadily for...

Orbital resonance − the striking gravitational dance done by planets with aligning orbits

Feb 05, 2024 07:17 am UTC| Science

Planets orbit their parent stars while separated by enormous distances in our solar system, planets are like grains of sand in a region the size of a football field. The time that planets take to orbit their suns have no...

Space Science Series

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

Dec 05, 2023 05:40 am UTC| Science

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...

Space Science Series

NASA report finds no evidence that UFOs are extraterrestrial

Sep 18, 2023 05:52 am UTC| Science

NASAs independent study team released its highly anticipated report on UFOs on Sept. 14, 2023. In part to move beyond the stigma often attached to UFOs, where military pilots fear ridicule or job sanctions if they...

Space junk in Earth orbit and on the Moon will increase with future missions − but nobody's in charge of cleaning it up

Sep 01, 2023 01:38 am UTC| Science

Theres a lot of trash on the Moon right now including nearly 100 bags of human waste and with countries around the globe traveling to the Moon, theres going to be a lot more, both on the lunar surface and in Earths...

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Economy

Investors have bid against each other to buy Australia’s first green bond. Here’s why that’s a great sign

You might think government debt is bad, but it actually plays a crucial role in modern finance. Back when he was treasurer, Peter Costello famously declared that April 21 2006 would be known as Australias Debt Free Day....

Meet the ‘new consumer’: How shopper behaviour is changing in a post-inflation world

After a long anticipated wait, the Bank of Canada has finally decided to cut interest rates by 25 basis points. The decision marks a departure from the series of interest rate hikes that were previously implemented to curb...

Yes, carbon capture and storage is controversial – but it’s going to be crucial

Renewable energy sources such as wind and solar are vital tools to help us make cuts to the 36 billion tonnes of greenhouse gases we emit each year. But renewables alone cant get us to net zero. Sectors such as cement,...

The UK’s nature restoration plans have some big holes – here’s how to fill them

Have you heard anything about nature as a political priority in the upcoming UK general election? We havent. And as biodiversity researchers, that troubles us. The UK is already one of the worlds most nature-depleted...

Rotting sargassum is choking the Caribbean’s white sand beaches, fueling an economic and public health crisis

The Caribbeans sandy beaches, clear turquoise water and vibrant coral reefs filled with an amazing variety of sea creatures have long been the pride of the islands. The big three sun, sea and sand have made this...

Politics

Why spending time and money creating TikToks probably won’t pay off for Labour and Conservatives

In a few short years, TikTok has moved from being an app for teens doing dance routines in their bedroom to a key part of political campaigning. Both Labour and the Conservatives are on the app (with 191,000 and 58,000...

2024 European elections: Who are young Europeans voting for?

Over the last five European Parliament elections, young peoples participation and preferences have changed significantly in response to various socio-economic, political and cultural factors. Of course, the European Union...

EU elections: far-right parties surge, but less than had been expected

The results of the 2024 European elections have confirmed the surge of far-right parties in EU member states. However, while many recorded significant scores, the wave was not a groundswell, and the shifts vary from...

Does voting help the climate?

The worlds biggest election took place in heat so severe it claimed the lives of several poll workers. Nearly one billion people were eligible to vote in the election that returned Narendra Modi to power in India, but...

Science

Eye exercises to improve sight – is there any science behind them? An ophthalmologist explains why you shouldn’t buy the hype

You may have seen advertisements claiming to eliminate the need for eyeglasses through vision therapy or vision training basically, eye exercises. These exercises include putting pressure on or palming the eye; eye...

The universe’s biggest explosions made some of the elements we are composed of. But there’s another mystery source out there

After its birth in the Big Bang, the universe consisted mainly of hydrogen and a few helium atoms. These are the lightest elements in the periodic table. More-or-less all elements heavier than helium were produced in the...

Engineering cells to broadcast their behavior can help scientists study their inner workings

Waves are ubiquitous in nature and technology. Whether its the rise and fall of ocean tides or the swinging of a clocks pendulum, the predictable rhythms of waves create a signal that is easy to track and distinguish from...

If an asteroid hit Earth and all the humans died, would the dinosaurs come back?

Many, many years ago dinosaurs roamed the Earth. Six-year-old Aga knows that a meteorite wiped them out… but could another meteorite bring them back? You can read a print version of this story...

Ancient DNA from an extinct native duck reveals how far birds flew to make New Zealand home

Ask a bird lover if they have heard of the extinct giant moa or its ancient predator, Haasts eagle, and the answer will likely be yes. The same cant be said of New Zealands extinct, but equally unique, mergansers a group...

Technology

Ethereum's Path to $10K is the Most Asymmetric Bet in Crypto, Analyst Says

Although Ether is still having trouble breaking through the $4,000 barrier, reaching $10,000 would result in a 194% price gain from where it is currently trading. According to a well-known analyst, the possibility of...

Shiba Inu (SHIB) Partners With British Red Cross to Boost Crypto Donations

Shiba Inu (SHIB) gains support from the British Red Cross, enabling crypto donations through the Giving Block. This partnership enhances SHIBs value and broadens the Red Crosss fundraising capabilities, marking a...

Kia's $30,000 EV3 Built in Mexico to Qualify for US EV Tax Credit

Kia to build the $30,000 EV3 in Mexico, unlocking the US EV tax credit. The EV3s affordability and advanced features are set to make a significant impact on the electric vehicle market. Kia Unveils $30,700 EV3 at 2023...

Tesla Cybertruck Owner Showcases Electric Cooler, Full Owner's Manual Revealed Online

A Tesla Cybertruck owner highlights an electric cooler run by the trucks bed outlet, demonstrating its utility. Additionally, the Tesla Cybertruck owners manual has been revealed, providing comprehensive specifications and...
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