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A SpaceX Falcon 9 rocket with the company’s Crew Dragon spacecraft onboard is raised into a vertical position on the launch pad at Launch Complex 39A. NASA/Bill Ingalls

SpaceX reaches for milestone in spaceflight – a private company launches astronauts into orbit

SpaceX’s launch of astronauts to the International Space Station will make it the first private company to launch humans to space. The effort has ramifications for NASA and spaceflight in general.
Moderna just released the results of a phase 1 trial for a COVID-19 vaccine. JOSEPH PREZIOSO/AFP via Getty Images

What the phase 1 trials of the first COVID-19 vaccine really mean

Results from phase 1 trials of a COVID-19 mRNA vaccine created a burst of optimism. But details the company failed to release suggest it is too early to speculate whether the vaccine is effective.
The spread of diseases is akin to a maze of toppling dominoes. dowell/Getty Images

What’s an epidemiologist?

Epidemiologists focus on diseases among groups of people. They also study the spread of disease among animals.
Over the last 50 years, a lot has changed in rocketry. The fuel that powers spaceflight might finally be changing too. CSA-Printstock/DIgital Vision Vectors via Getty Images

To safely explore the solar system and beyond, spaceships need to go faster – nuclear-powered rockets may be the answer

An update of 50-year-old regulations has kickstarted research into the next generation of rockets. Powered by nuclear fission, these new systems could be the key to faster, safer exploration of space.
What if you could test yourself for coronavirus with a test in the comfort of your home? John Paraskevas/Newsday RM vis Getty Images

Rapid home-based coronavirus tests are coming together in research labs — we’re working on analyzing spit using advanced CRISPR gene editing techniques

Testing for coronavirus has been a fiasco in the US. But now companies are developing super fast tests, including ones that might eventually be as simple as at home pregnancy tests.
No matter the details of the plot, conspiracy theories follow common patterns of thought. Ranta Images/iStock/Getty Images Plus

Coronavirus, ‘Plandemic’ and the seven traits of conspiratorial thinking

Conspiracy theories about COVID-19, such as those advanced in the video ‘Plandemic,’ tend to pull from the same playbook. Recognizing that can help keep you from falling for this kind of thinking.
The old idea of running with springs on your feet gets a high-tech makeover. Krisztina Braun

Robo-boot concept promises 50% faster running

A high-tech twist on an old idea – running on springs – could give human-powered movement its biggest boost in more than a century.
Dangerous winds batter the south coast of England. AP Photo/Matt Dunham

What makes the wind?

Wind travels all over the world. Where does it come from, and why?
A molecular model of the spike proteins (red) of SARS-CoV-2 binding to the angiotensin-converting enzyme 2 (ACE2) protein, the receptor (blue) which is its the entry route to the target cell. Juan Gaertner/Science Photo Library

What is the ACE2 receptor, how is it connected to coronavirus and why might it be key to treating COVID-19? The experts explain

The ACE2 receptor allows the virus that causes COVID-19 to infect and destroy our cells. What is the normal role of ACE2 in the body, and could it be the key to blocking infection?
Real-time cyberattacks on a display at the 175th Cyberspace Operations Group of the Maryland Air National Guard. U.S. Air Force photo by J.M. Eddins Jr.

Government cybersecurity commission calls for international cooperation, resilience and retaliation

In the murky world of cyber espionage and cyber warfare, effective deterrence has long been considered out of reach. A government report argues it’s time to change that.
Artificial intelligence can do what humans can’t – connect the dots across the majority of coronavirus research. baranozdemir/E+ via Getty Images

AI tool searches thousands of scientific papers to guide researchers to coronavirus insights

The scientific community is churning out vast quantities of research about the coronavirus pandemic – far too much for researchers to absorb. An AI system aims to do the heavy lifting for them.
Asteroid Ryugu photographed from a distance of about 12 miles (20 kilometers) looks just gray and bland, but a close-up provides more color. JAXA, University of Tokyo, Kochi University, Rikkyo University, Nagoya University, Chiba Institute of Technology, Meiji University, University of Aizu and AIST

Touching the asteroid Ryugu revealed secrets of its surface and changing orbit

It is a pretty spectacular achievement to not only rendezvous with an asteroid as it is whizzing around the Sun but also collect a sample. Here’s what the researchers learned.