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A star in the constellation Centaurus has a diamond core 4,000 km wide
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A star in the constellation Centaurus has a diamond core 4,000 km wide

Forty-eight light-years from Earth sits BPM 37093, a white dwarf that astronomers have nicknamed Lucy. Its interior has crystallized into a single carbon lattice 4,000 kilometers wide. It is, in the most literal sense, a diamond the size of a small moon.

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✦ 640 facts on file⚡ updated daily🐚 3.59M followers on facebook📍 @fact5🔬 sources or it didn't happen🦐 reality > fiction📨 4 on the email list✦ 640 facts on file⚡ updated daily🐚 3.59M followers on facebook📍 @fact5🔬 sources or it didn't happen🦐 reality > fiction📨 4 on the email list✦ 640 facts on file⚡ updated daily🐚 3.59M followers on facebook📍 @fact5🔬 sources or it didn't happen🦐 reality > fiction📨 4 on the email list
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This week’s weird 🌀

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Women bought poison to remove unwanted hair. 🧴
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Dark History
Women bought poison to remove unwanted hair. 🧴
A Roman skeleton in Italy had East Asian ancestry. 💀
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Creepy Discoveries
A Roman skeleton in Italy had East Asian ancestry. 💀
Your grandmother's dinner plates were radioactive. ☢️
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Dark History
Your grandmother's dinner plates were radioactive. ☢️
American parents once mailed children through Parcel Post. 📦
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Dark History
American parents once mailed children through Parcel Post. 📦
Ten medieval corpses were burned to keep them buried. 💀
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Creepy Discoveries
Ten medieval corpses were burned to keep them buried. 💀
Seventeen bodies were found inside one medieval well. 💀
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Creepy Discoveries
Seventeen bodies were found inside one medieval well. 💀
On September 15, 1830, MP William Huskisson became one of the first widely reported railway fatalities when he was struck by Stephenson's Rocket at the opening of the Liverpool and Manchester Railway, dying that evening after his leg was crushed.
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Science Gone Wrong
On September 15, 1830, MP William Huskisson became one of the first widely reported railway fatalities when he was struck by Stephenson's Rocket at the opening of the Liverpool and Manchester Railway, dying that evening after his leg was crushed.
Beauty salons once burned facial hair away with X-rays. 🩻
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Dark History
Beauty salons once burned facial hair away with X-rays. 🩻
04 / WATCH

30-second explainers ▸

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Humans are born with around 10,000 taste buds, and by around age 60 many people have lost a significant portion, which is one reason older adults often perceive bitter and salty flavors as weaker than children do.
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Our entire Milky Way galaxy is being pulled at roughly 1.3 million miles per hour toward a mysterious gravitational anomaly called the Great Attractor, hidden behind the Zone of Avoidance where our galaxy's own plane blocks the view.
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Underneath forests, fungal networks called mycelium connect tree roots, allowing trees to share nutrients through what scientists nicknamed the Wood Wide Web, first documented by Suzanne Simard in Nature in 1997.
Sep 21, 2026
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In Switzerland, official municipal trash bags can cost around $2.50 to $3 each due to a pay-per-bag garbage tax (Sackgebühr), leading some residents to illegally dump garbage in neighbors' bins to save money.
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